This document contains a 20 question chemistry exam for Form 4 students in Malaysia. The exam covers topics including:
- Identifying insoluble salts and rates of reaction
- Uses of medical isotopes and subatomic particle composition
- Examples of sublimation and ionization in water
- Naming ionic compounds and determining empirical formulas
- Electron arrangements in atoms and properties of elements
- Factors that determine reaction rates
MCAT CHEMISTRY SOLVED PAST PAPERS (2008-2016) - Malik XufyanMalik Xufyan
This document contains 100 multiple choice questions from past MCAT Chemistry papers from 2008-2009. The questions cover various topics in chemistry including bonding, reactions, stoichiometry, states of matter, thermodynamics and organic chemistry. This review material is intended to help students prepare for the MCAT entrance exam by practicing with prior year exam questions.
1. The document is a test paper for a chemistry exam for students in fully residential schools and schools of excellence in Malaysia.
2. It provides guidance on interpreting chemistry concept mastery levels based on scores and advises students to review incorrect questions with teachers.
3. The test paper contains 3 sets of multiple choice questions testing concepts such as atomic structure, chemical bonding, acids and bases, and organic chemistry.
This document provides the instructions and questions for a chemistry exam. It is divided into short answer questions worth 1-3 marks each and long answer questions worth 5 marks each. The short answer questions cover topics like organic reactions, electrolytes, thermodynamics, and acid-base chemistry. The long answer questions require explaining concepts like crystal structures, isomerism, and corrosion processes. Students have 3 hours to complete the exam, which is out of a total of 70 marks. Calculators are not allowed.
This document provides information about stoichiometry and fundamental chemistry concepts. It discusses chemical reactions and equations, including types of reactions like combustion, decomposition, and double displacement. Five fundamental chemical laws are explained: conservation of mass, definite proportions, multiple proportions, combining volumes, and Avogadro's hypothesis. Concepts like mole, molecular mass, and formula mass are defined. Worked examples demonstrate how to use these concepts to calculate quantities in chemical reactions from mass and volume relationships.
Chemistry is the study of the properties, composition, and structure of matter and the changes they undergo. The branch of chemistry that studies how plastics are formed is polymer chemistry. Sodium nitrite is added to burger as a food preservative.
The document contains 50 multiple choice questions from a 1st year chemistry notes chapter on basic concepts. The questions cover topics like atoms, molecules, ions, isotopes, relative atomic mass, and stoichiometry calculations.
The document also includes the answers to all 50 questions at the end.
First Year Chemistry_Full Book Exercise Mcqs SolvedMalik Xufyan
- The document contains sample multiple choice questions from the 1st Year Chemistry textbook covering topics like basic concepts, experimental techniques, gases, liquids and solids, atomic structure, and chemical bonding.
- Questions are provided from chapters 1-6 of the textbook along with four answer options for each question.
- The purpose of the document is to provide a full book of sample exercise MCQs for 1st Year Chemistry exams for all Punjab boards in Pakistan.
The document contains 10 multiple choice questions about chemical reaction rates. The questions cover topics like factors that affect reaction rates such as concentration, temperature, catalysts and surface area. They also ask about interpreting graphs of reaction rates over time and calculating average rates of reaction from data provided.
MCAT CHEMISTRY SOLVED PAST PAPERS (2008-2016) - Malik XufyanMalik Xufyan
This document contains 100 multiple choice questions from past MCAT Chemistry papers from 2008-2009. The questions cover various topics in chemistry including bonding, reactions, stoichiometry, states of matter, thermodynamics and organic chemistry. This review material is intended to help students prepare for the MCAT entrance exam by practicing with prior year exam questions.
1. The document is a test paper for a chemistry exam for students in fully residential schools and schools of excellence in Malaysia.
2. It provides guidance on interpreting chemistry concept mastery levels based on scores and advises students to review incorrect questions with teachers.
3. The test paper contains 3 sets of multiple choice questions testing concepts such as atomic structure, chemical bonding, acids and bases, and organic chemistry.
This document provides the instructions and questions for a chemistry exam. It is divided into short answer questions worth 1-3 marks each and long answer questions worth 5 marks each. The short answer questions cover topics like organic reactions, electrolytes, thermodynamics, and acid-base chemistry. The long answer questions require explaining concepts like crystal structures, isomerism, and corrosion processes. Students have 3 hours to complete the exam, which is out of a total of 70 marks. Calculators are not allowed.
This document provides information about stoichiometry and fundamental chemistry concepts. It discusses chemical reactions and equations, including types of reactions like combustion, decomposition, and double displacement. Five fundamental chemical laws are explained: conservation of mass, definite proportions, multiple proportions, combining volumes, and Avogadro's hypothesis. Concepts like mole, molecular mass, and formula mass are defined. Worked examples demonstrate how to use these concepts to calculate quantities in chemical reactions from mass and volume relationships.
Chemistry is the study of the properties, composition, and structure of matter and the changes they undergo. The branch of chemistry that studies how plastics are formed is polymer chemistry. Sodium nitrite is added to burger as a food preservative.
The document contains 50 multiple choice questions from a 1st year chemistry notes chapter on basic concepts. The questions cover topics like atoms, molecules, ions, isotopes, relative atomic mass, and stoichiometry calculations.
The document also includes the answers to all 50 questions at the end.
First Year Chemistry_Full Book Exercise Mcqs SolvedMalik Xufyan
- The document contains sample multiple choice questions from the 1st Year Chemistry textbook covering topics like basic concepts, experimental techniques, gases, liquids and solids, atomic structure, and chemical bonding.
- Questions are provided from chapters 1-6 of the textbook along with four answer options for each question.
- The purpose of the document is to provide a full book of sample exercise MCQs for 1st Year Chemistry exams for all Punjab boards in Pakistan.
The document contains 10 multiple choice questions about chemical reaction rates. The questions cover topics like factors that affect reaction rates such as concentration, temperature, catalysts and surface area. They also ask about interpreting graphs of reaction rates over time and calculating average rates of reaction from data provided.
This document contains a 50 question chemistry mcqs test with an answer key. The test covers topics in general chemistry including the building blocks of matter, chemical formulas, chemical equations, states of matter, density, the periodic table, and acid-base chemistry. It is intended as a practice test for entry-level exams. The document was created by Dr. Sajid Ali Talpur and contains additional links to other chemistry and biology tests and study materials also authored by Dr. Talpur.
This document contains a practice test for Exam 2 covering Chapters 3, 4, and 7 of a chemistry course. The test has 30 multiple choice questions testing concepts like balancing chemical equations, stoichiometry, gas laws, solution concentrations, acid-base reactions, and periodic trends. The key is provided with the letter answers for each question.
This document contains a 15-question chemistry exam for Form 4 students in Malaysia. The questions cover topics like compounds, physical and chemical processes, atomic structure, the periodic table, and chemical formulas. Students are asked to choose the best answer from four multiple choice options for each question.
Persiapan PTS Gasal Kimia Kelas XII IPA SMA/MA Model Soal AKMdasi anto
Persiapan PTS Gasal Kimia Kelas XII IPA SMA/MA
berisi soal-soal bab redoks dan elektrokimia yang meliputi: cara menyetarakan persamaan reaksi redoks, sel volta, sel elektrolisis dan hukum Faraday. Soal-soal juga disusun dengan model AKM. Kimia kelas 12
This document provides a chemistry sample paper with 30 questions covering various topics in chemistry. It includes very short answer questions (1 mark), short answer questions (2-3 marks) and long answer questions (5 marks). The questions test a range of concepts including stoichiometry, gas laws, equilibrium, electrochemistry, organic chemistry and more. Sample solutions are provided for some questions to illustrate the expected level of detail in the responses. The document serves as a practice test for students to evaluate their understanding of key chemistry concepts.
This document provides a sample chemistry exam paper with 30 questions testing various concepts in chemistry. The questions cover topics like stoichiometry, gas laws, electronic configuration, periodic properties, chemical bonding, thermodynamics, and organic chemistry. The paper tests knowledge through calculations, explaining concepts, deriving relationships, and predicting properties and reactions. It provides worked solutions for multiple choice and multi-part questions assessing a range of skills in chemistry.
The document is a chemistry exam from 2005 containing 75 multiple choice questions testing concepts in general chemistry. It covers topics like chemical bonding, thermodynamics, organic chemistry reactions, and acid-base chemistry. The questions range in difficulty from fundamental principles to application of concepts to analyze chemical situations and predict products of reactions. The exam is designed to thoroughly test students' understanding of essential chemistry concepts.
This document contains a 30 question chemistry sample exam with multiple choice and long answer questions. It provides instructions for the exam, including question types and point values. The questions cover topics such as chemical formulas, hybrid orbitals, equilibrium reactions, acid-base chemistry, and organic chemistry reactions. Sample solutions are provided for some questions as examples. The exam is designed to test understanding of essential chemistry concepts and principles.
The document is a science exam paper consisting of 50 multiple choice questions. It covers topics such as the periodic table, elements, human brain anatomy, nerve coordination, genetics, variation and heredity, atomic structure, radioactivity, chemical reactions, lenses and light, alloys, electricity conduction, effects of fertilizers and pesticides, and microorganisms and diseases. The questions test students' understanding of fundamental science concepts through choosing the correct answer from the given options.
1. The document is a chemistry exam paper from the Malaysian Ministry of Education for the Malaysian Certificate of Education (SPM) examination.
2. It contains 31 pages and covers various chemistry concepts tested over 1 hour and 15 minutes.
3. The questions are presented bilingually in English and Malay and cover topics such as atoms, molecules, chemical equations, acids and bases, the periodic table and organic chemistry.
F.Sc. Part 1 Chemistry Paper Faisalabad Board 2013 (Malik Xufyan)Malik Xufyan
1. The document contains a chemistry exam paper with multiple choice and subjective questions.
2. The multiple choice section has 17 questions testing concepts like the properties of different compounds, stoichiometry, gas laws, and acid-base chemistry.
3. The subjective section requires explaining concepts such as crystal structures, hybridization, kinetic molecular theory, X-rays, electrolysis, acid-base equilibria, and order of reactions. It also involves solving stoichiometry and pH problems.
This document contains a 50-question multiple choice test on chemistry concepts. The questions cover topics like chemical formulas, periodic trends, chemical bonding, stoichiometry, acid-base reactions, and organic chemistry. Each question is followed by 4 answer choices labelled A, B, C, or D.
Definitions and mcqs of ninth class chemistry (chemical combinations)Dr. Sajid Ali Talpur
This document defines key terms related to chemistry including atomic mass, molecular mass, empirical formula mass, molecular formula, empirical formula, mole, molar mass, and Avogadro's number. It then provides 20 multiple choice questions related to these concepts, with an answer key provided at the end. The questions test understanding of concepts like the law of conservation of mass, empirical formulas of compounds, determining moles and mass in chemical equations and reactions.
1st year chemistry full book short question ansMalik Xufyan
The document discusses short questions from a first chapter chemistry exam. It includes definitions of terms like ions, gram atoms, and molar volume. It also answers questions about atomic masses of elements, the law of conservation of mass in stoichiometry, limiting reactants in chemical reactions, and how Avogadro's number explains the stoichiometry of reactions involving acids and bases.
1st year chemistry 1st chapter short question answers - Malik XufyanMalik Xufyan
This document contains answers to questions about chemistry concepts such as ions, stoichiometry, limiting reactants, atomic mass, and moles. It defines terms like gram atom, gram molecular mass, molar volume, and Avogadro's number. It provides examples to illustrate concepts like how one mole of H2SO4 requires two moles of NaOH for complete neutralization due to each having different numbers of ions. Overall it concisely explains chemistry concepts and uses examples to show how concepts like moles, atoms, and reactions relate based on principles such as the law of conservation of mass.
The document contains a chapter on periodicity of elements with 35 multiple choice questions about periodic tables, properties of elements, groups and periods. It tests knowledge of Mendeleev's periodic table, concepts like atomic number and mass, properties of groups including alkali metals and noble gases, and the discoveries of isotopes and electronic configuration that improved understanding of the periodic table. The answer key is provided at the end.
chemistry exemplar class 12 electrochemistry pdfRohit Raj Ranjan
Electrochemistry is the study of chemical processes that cause electrons to move. This movement of electrons is called electricity, which can be generated by movements of electrons from one element to another in a reaction known as an oxidation-reduction ("redox") reaction
This document appears to be part of an exam for the Malaysian Certificate of Education (SPM) in Chemistry. It contains instructions for the exam, informing students that it will last 1 hour and 15 minutes and contains 50 multiple choice questions. It also provides some examples of chemistry questions and diagrams that may appear on the exam. The document provides context for a chemistry exam, but does not include any summaries on its own.
This document contains a SPM 2004 exam paper for Chemistry with 40 multiple choice questions testing various chemistry concepts. The questions cover topics such as states of matter, properties of substances like acids and bases, chemical equations and reactions including combustion, electrolysis, and displacement. Sub-atomic particles, relative atomic mass, and mole concept are also assessed. Diagrams of experimental set-ups and molecular structures are provided with some questions.
This document consists of 15 printed pages and 1 blank page related to a chemistry exam. The exam covers topics such as the periodic table, chemical formulas and equations, and chemical reactions. It provides multiple choice questions to test understanding of these chemistry concepts.
This document contains a 50 question chemistry mcqs test with an answer key. The test covers topics in general chemistry including the building blocks of matter, chemical formulas, chemical equations, states of matter, density, the periodic table, and acid-base chemistry. It is intended as a practice test for entry-level exams. The document was created by Dr. Sajid Ali Talpur and contains additional links to other chemistry and biology tests and study materials also authored by Dr. Talpur.
This document contains a practice test for Exam 2 covering Chapters 3, 4, and 7 of a chemistry course. The test has 30 multiple choice questions testing concepts like balancing chemical equations, stoichiometry, gas laws, solution concentrations, acid-base reactions, and periodic trends. The key is provided with the letter answers for each question.
This document contains a 15-question chemistry exam for Form 4 students in Malaysia. The questions cover topics like compounds, physical and chemical processes, atomic structure, the periodic table, and chemical formulas. Students are asked to choose the best answer from four multiple choice options for each question.
Persiapan PTS Gasal Kimia Kelas XII IPA SMA/MA Model Soal AKMdasi anto
Persiapan PTS Gasal Kimia Kelas XII IPA SMA/MA
berisi soal-soal bab redoks dan elektrokimia yang meliputi: cara menyetarakan persamaan reaksi redoks, sel volta, sel elektrolisis dan hukum Faraday. Soal-soal juga disusun dengan model AKM. Kimia kelas 12
This document provides a chemistry sample paper with 30 questions covering various topics in chemistry. It includes very short answer questions (1 mark), short answer questions (2-3 marks) and long answer questions (5 marks). The questions test a range of concepts including stoichiometry, gas laws, equilibrium, electrochemistry, organic chemistry and more. Sample solutions are provided for some questions to illustrate the expected level of detail in the responses. The document serves as a practice test for students to evaluate their understanding of key chemistry concepts.
This document provides a sample chemistry exam paper with 30 questions testing various concepts in chemistry. The questions cover topics like stoichiometry, gas laws, electronic configuration, periodic properties, chemical bonding, thermodynamics, and organic chemistry. The paper tests knowledge through calculations, explaining concepts, deriving relationships, and predicting properties and reactions. It provides worked solutions for multiple choice and multi-part questions assessing a range of skills in chemistry.
The document is a chemistry exam from 2005 containing 75 multiple choice questions testing concepts in general chemistry. It covers topics like chemical bonding, thermodynamics, organic chemistry reactions, and acid-base chemistry. The questions range in difficulty from fundamental principles to application of concepts to analyze chemical situations and predict products of reactions. The exam is designed to thoroughly test students' understanding of essential chemistry concepts.
This document contains a 30 question chemistry sample exam with multiple choice and long answer questions. It provides instructions for the exam, including question types and point values. The questions cover topics such as chemical formulas, hybrid orbitals, equilibrium reactions, acid-base chemistry, and organic chemistry reactions. Sample solutions are provided for some questions as examples. The exam is designed to test understanding of essential chemistry concepts and principles.
The document is a science exam paper consisting of 50 multiple choice questions. It covers topics such as the periodic table, elements, human brain anatomy, nerve coordination, genetics, variation and heredity, atomic structure, radioactivity, chemical reactions, lenses and light, alloys, electricity conduction, effects of fertilizers and pesticides, and microorganisms and diseases. The questions test students' understanding of fundamental science concepts through choosing the correct answer from the given options.
1. The document is a chemistry exam paper from the Malaysian Ministry of Education for the Malaysian Certificate of Education (SPM) examination.
2. It contains 31 pages and covers various chemistry concepts tested over 1 hour and 15 minutes.
3. The questions are presented bilingually in English and Malay and cover topics such as atoms, molecules, chemical equations, acids and bases, the periodic table and organic chemistry.
F.Sc. Part 1 Chemistry Paper Faisalabad Board 2013 (Malik Xufyan)Malik Xufyan
1. The document contains a chemistry exam paper with multiple choice and subjective questions.
2. The multiple choice section has 17 questions testing concepts like the properties of different compounds, stoichiometry, gas laws, and acid-base chemistry.
3. The subjective section requires explaining concepts such as crystal structures, hybridization, kinetic molecular theory, X-rays, electrolysis, acid-base equilibria, and order of reactions. It also involves solving stoichiometry and pH problems.
This document contains a 50-question multiple choice test on chemistry concepts. The questions cover topics like chemical formulas, periodic trends, chemical bonding, stoichiometry, acid-base reactions, and organic chemistry. Each question is followed by 4 answer choices labelled A, B, C, or D.
Definitions and mcqs of ninth class chemistry (chemical combinations)Dr. Sajid Ali Talpur
This document defines key terms related to chemistry including atomic mass, molecular mass, empirical formula mass, molecular formula, empirical formula, mole, molar mass, and Avogadro's number. It then provides 20 multiple choice questions related to these concepts, with an answer key provided at the end. The questions test understanding of concepts like the law of conservation of mass, empirical formulas of compounds, determining moles and mass in chemical equations and reactions.
1st year chemistry full book short question ansMalik Xufyan
The document discusses short questions from a first chapter chemistry exam. It includes definitions of terms like ions, gram atoms, and molar volume. It also answers questions about atomic masses of elements, the law of conservation of mass in stoichiometry, limiting reactants in chemical reactions, and how Avogadro's number explains the stoichiometry of reactions involving acids and bases.
1st year chemistry 1st chapter short question answers - Malik XufyanMalik Xufyan
This document contains answers to questions about chemistry concepts such as ions, stoichiometry, limiting reactants, atomic mass, and moles. It defines terms like gram atom, gram molecular mass, molar volume, and Avogadro's number. It provides examples to illustrate concepts like how one mole of H2SO4 requires two moles of NaOH for complete neutralization due to each having different numbers of ions. Overall it concisely explains chemistry concepts and uses examples to show how concepts like moles, atoms, and reactions relate based on principles such as the law of conservation of mass.
The document contains a chapter on periodicity of elements with 35 multiple choice questions about periodic tables, properties of elements, groups and periods. It tests knowledge of Mendeleev's periodic table, concepts like atomic number and mass, properties of groups including alkali metals and noble gases, and the discoveries of isotopes and electronic configuration that improved understanding of the periodic table. The answer key is provided at the end.
chemistry exemplar class 12 electrochemistry pdfRohit Raj Ranjan
Electrochemistry is the study of chemical processes that cause electrons to move. This movement of electrons is called electricity, which can be generated by movements of electrons from one element to another in a reaction known as an oxidation-reduction ("redox") reaction
This document appears to be part of an exam for the Malaysian Certificate of Education (SPM) in Chemistry. It contains instructions for the exam, informing students that it will last 1 hour and 15 minutes and contains 50 multiple choice questions. It also provides some examples of chemistry questions and diagrams that may appear on the exam. The document provides context for a chemistry exam, but does not include any summaries on its own.
This document contains a SPM 2004 exam paper for Chemistry with 40 multiple choice questions testing various chemistry concepts. The questions cover topics such as states of matter, properties of substances like acids and bases, chemical equations and reactions including combustion, electrolysis, and displacement. Sub-atomic particles, relative atomic mass, and mole concept are also assessed. Diagrams of experimental set-ups and molecular structures are provided with some questions.
This document consists of 15 printed pages and 1 blank page related to a chemistry exam. The exam covers topics such as the periodic table, chemical formulas and equations, and chemical reactions. It provides multiple choice questions to test understanding of these chemistry concepts.
This document consists of 15 printed pages and 1 blank page related to a chemistry exam. The exam covers topics such as the periodic table, chemical equations, and chemical reactions. It provides multiple choice questions to test understanding of these chemistry concepts.
This 15-page document appears to be part of an exam for the International General Certificate of Secondary Education in Chemistry. The exam contains 40 multiple choice questions covering various topics in chemistry such as the periodic table, chemical bonding, electrolysis, and chemical reactions. It includes a copy of the periodic table on page 16 for reference.
This document provides a chemistry exam review with 99 questions from the 2013 SPM exam. It includes the exam paper sections, topics covered in each year from 2008-2012, and the number of questions from each topic. It then lists the first 20 questions from the exam paper along with multiple choice answers. The questions cover topics like chemical bonding, acids and bases, rates of reaction, and electrochemistry.
This document contains a 40 question exercise on topics related to the periodic table of elements from a course on organic and inorganic chemistry. The questions cover various properties and characteristics of different groups of elements, including alkali metals, halogens, noble gases, and transition metals. The document provides context for an exam by listing the course, program, university, and instructor who prepared the material.
1) The document provides information about a chemistry pre-trial exam, including multiple choice questions about particles, physical properties, chemical reactions, and rates of reaction.
2) Section two involves questions about electrolysis of copper(II) sulfate solution and the products formed at the anodes and cathodes using different electrode materials.
3) Section three describes laboratory activities to prepare a salt through a reaction between zinc oxide and nitric acid, including excess reactants, products, and apparatus setup.
4) Section four involves questions about heat of neutralization reactions, including energy level diagrams and temperature change calculations.
5) Section five provides information about homologous series, including molecular formulas, boiling points, and
1. The document contains 20 multiple choice questions about chemistry concepts such as particles, states of matter, chemical reactions, rates of reaction, food additives, and acids and bases.
2. The questions cover topics like the types of particles that make up different substances, using carbon-14 to estimate the age of artifacts, interpreting temperature-time graphs, identifying reactants and products in chemical equations, factors that affect reaction rates, functions of food additives, and using bases to relieve acid indigestion.
3. Several questions also involve identifying the correct matches between concepts like transition metal catalysts and their industrial uses, common alloys and their main components, and calculating percentages of elements in compounds.
This 16-page document appears to be part of an exam for the International General Certificate of Secondary Education in Chemistry. It contains 40 multiple choice questions testing concepts in chemistry such as the periodic table, chemical bonding, acids and bases, and chemical reactions. It also includes a periodic table as a reference.
1. The document is a 17-page syllabus approved for use in England, Wales and Northern Ireland as a Cambridge International exam.
2. It includes blank pages and an identification code.
3. The document provides information and instructions for an exam.
This document contains a 38-question multiple choice exam on chemistry concepts. The questions cover topics like atomic structure, chemical equations, acid-base reactions, oxidation-reduction, organic compounds, and the periodic table. Sample questions identify the atomic symbol for chlorine based on its properties, determine the products of a reaction between an acid and base, and calculate the mass of a substance produced in a chemical reaction.
This 18-page document appears to be an exam for the International General Certificate of Secondary Education in Chemistry. It consists of 40 multiple choice questions covering various chemistry concepts. The questions address topics like the periodic table, chemical bonding, acids and bases, organic compounds, and chemical reactions. There are also two blank pages at the end.
This document consists of 18 printed pages and 2 blank pages related to a chemistry exam. It includes the exam instructions, 40 multiple choice questions about chemistry concepts, and a periodic table.
This document contains an unsolved chemistry exam from 1994 containing 50 multiple choice questions related to topics like antibiotics, acids and bases, organic chemistry reactions, transition metals, and other general chemistry concepts. The questions cover identifying true statements, determining correct reaction mechanisms and products, interpreting data from experiments, and calculating various chemistry values.
1. The document discusses sample papers for Class 12 Chemistry that are published by a private organization for student practice. It states that CBSE has not released these papers and is not related to them. (Section A)
2. It provides instructions for the sample paper, which has multiple choice, very short, short, and long answer questions worth varying marks. The paper covers topics like kinetics, equilibrium, redox, coordination chemistry etc. (Section B, C, D, E)
3. It clarifies that while the papers can be used for practice, the questions may not appear in the actual exam, and people should not spread rumors about question papers.
- 12 molecules of water contain 24 hydrogen atoms and 12 oxygen atoms.
- The 7 SI base units are: mole, kelvin, meter, kilogram, second, ampere, and candela.
- Isotopes of oxygen weigh more than others because they contain different numbers of neutrons.
- S P D and F letters are used in electron configurations.
- 300 degrees Kelvin is equal to 27 degrees Celsius.
1. This document consists of 16 printed pages and is approved for use in England, Wales and Northern Ireland as a Cambridge International Level 1/Level 2 Certificate.
2. It contains a 45 minute multiple choice exam on chemistry with 40 questions.
3. A periodic table is provided on page 16 for reference.
This document is a 17-page exam for the International General Certificate of Secondary Education in Chemistry. It contains 40 multiple choice questions testing various concepts in chemistry. The exam includes questions about the periodic table, chemical reactions, acids and bases, metals and alloys, air pollution, and more. Students have 45 minutes to complete the exam.
This document is the cover page for a chemistry booklet that helps students revise for the Zambian Examinations Council (E.C.Z) chemistry exams from grade 10 to 12 from 2009 to 2019. It contains sample past exam questions and answers to help students prepare for exams, understand examiners' perspectives, and pass exams with less anxiety. The booklet is compiled by Mr. Musonda.L and costs K65.
Reimagining Your Library Space: How to Increase the Vibes in Your Library No ...Diana Rendina
Librarians are leading the way in creating future-ready citizens – now we need to update our spaces to match. In this session, attendees will get inspiration for transforming their library spaces. You’ll learn how to survey students and patrons, create a focus group, and use design thinking to brainstorm ideas for your space. We’ll discuss budget friendly ways to change your space as well as how to find funding. No matter where you’re at, you’ll find ideas for reimagining your space in this session.
Chapter wise All Notes of First year Basic Civil Engineering.pptxDenish Jangid
Chapter wise All Notes of First year Basic Civil Engineering
Syllabus
Chapter-1
Introduction to objective, scope and outcome the subject
Chapter 2
Introduction: Scope and Specialization of Civil Engineering, Role of civil Engineer in Society, Impact of infrastructural development on economy of country.
Chapter 3
Surveying: Object Principles & Types of Surveying; Site Plans, Plans & Maps; Scales & Unit of different Measurements.
Linear Measurements: Instruments used. Linear Measurement by Tape, Ranging out Survey Lines and overcoming Obstructions; Measurements on sloping ground; Tape corrections, conventional symbols. Angular Measurements: Instruments used; Introduction to Compass Surveying, Bearings and Longitude & Latitude of a Line, Introduction to total station.
Levelling: Instrument used Object of levelling, Methods of levelling in brief, and Contour maps.
Chapter 4
Buildings: Selection of site for Buildings, Layout of Building Plan, Types of buildings, Plinth area, carpet area, floor space index, Introduction to building byelaws, concept of sun light & ventilation. Components of Buildings & their functions, Basic concept of R.C.C., Introduction to types of foundation
Chapter 5
Transportation: Introduction to Transportation Engineering; Traffic and Road Safety: Types and Characteristics of Various Modes of Transportation; Various Road Traffic Signs, Causes of Accidents and Road Safety Measures.
Chapter 6
Environmental Engineering: Environmental Pollution, Environmental Acts and Regulations, Functional Concepts of Ecology, Basics of Species, Biodiversity, Ecosystem, Hydrological Cycle; Chemical Cycles: Carbon, Nitrogen & Phosphorus; Energy Flow in Ecosystems.
Water Pollution: Water Quality standards, Introduction to Treatment & Disposal of Waste Water. Reuse and Saving of Water, Rain Water Harvesting. Solid Waste Management: Classification of Solid Waste, Collection, Transportation and Disposal of Solid. Recycling of Solid Waste: Energy Recovery, Sanitary Landfill, On-Site Sanitation. Air & Noise Pollution: Primary and Secondary air pollutants, Harmful effects of Air Pollution, Control of Air Pollution. . Noise Pollution Harmful Effects of noise pollution, control of noise pollution, Global warming & Climate Change, Ozone depletion, Greenhouse effect
Text Books:
1. Palancharmy, Basic Civil Engineering, McGraw Hill publishers.
2. Satheesh Gopi, Basic Civil Engineering, Pearson Publishers.
3. Ketki Rangwala Dalal, Essentials of Civil Engineering, Charotar Publishing House.
4. BCP, Surveying volume 1
A review of the growth of the Israel Genealogy Research Association Database Collection for the last 12 months. Our collection is now passed the 3 million mark and still growing. See which archives have contributed the most. See the different types of records we have, and which years have had records added. You can also see what we have for the future.
A workshop hosted by the South African Journal of Science aimed at postgraduate students and early career researchers with little or no experience in writing and publishing journal articles.
How to Manage Your Lost Opportunities in Odoo 17 CRMCeline George
Odoo 17 CRM allows us to track why we lose sales opportunities with "Lost Reasons." This helps analyze our sales process and identify areas for improvement. Here's how to configure lost reasons in Odoo 17 CRM
How to Make a Field Mandatory in Odoo 17Celine George
In Odoo, making a field required can be done through both Python code and XML views. When you set the required attribute to True in Python code, it makes the field required across all views where it's used. Conversely, when you set the required attribute in XML views, it makes the field required only in the context of that particular view.
1. PENTAKSIRAN ALTERNATIF TINGKATAN 4
KIMIA (KERTAS 1)
1 jam 15 minit
1 Which of the following is an insoluble salt?
Antara yang berikut, yang manakah ialah garam tidak terlarutkan?
A
Lead(II) nitrate
Plumbum (II) nitrat
C
Sodium sulphate
Natrium sulfat
B
Silver chloride
Argentum klorida
D
Potassium chloride
Kalium klorida
2 Which of the following produces the highest rate of reaction with solid sodium carbonate?
Antara yang berikut, yang manakah menghasilkan kadar tindak balas tertinggi dengan pepejal
natrium karbonat?
A
20 cm3
of 0.1 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 0.1 mol dm-3
B
20 cm3
of 0.5 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 0.5 mol dm-3
C
20 cm3
of 0.8 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 0.8 mol dm-3
D
20 cm3
of 2.0 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 2.0 mol dm-3
3. A patient is diagnosed of having lung cancer.
Which isotope is used to treat the patient?
Seorang pesakit didiagnosiskan mempunyai kanser paru-paru.
Isotop manakah yang digunakan untuk merawat pesakit itu?
A Carbon-14
Karbon-14
C Phosphorus-32
Fosforus-32
B Sodium-24
Natrium-24
D Cobalt-60
Kobalt-60
2. 5 Which of the following substances consist of atom?
Antara bahan berikut yang manakah terdiri daripada atom?
A Carbon dioxide
Karbon dioksida
C Carbon dioxide
Karbon dioksida
B Oxygen
Oksigen
D Lithium
Litium
6 Diagram 1 shows the set-up of the apparatus to determine the empirical formula of a
metal oxide.
Rajah 1 menunjukkan susunan radas untuk menentukan formula empirik suatu oksida
logam.
Which of the following metal oxides is suitable to be used in Diagram ?
Antara oksida logam berikut, yang manakah sesuai digunakan dalam Rajah ?
A Zink oksida C Aluminium oksida
B Kuprum (II) oksida D Magnesium oksida
7 Which compound is formed by sharing electrons?
Sebatian yang manakah terbentuk dengan berkongsi elektron?
4 Which of the following shows sublimation process?
Antara berikut, yang manakah menunjukkan proses pemejalwapan?
A Bromine vapour spreads throughout
gas jar
Wap bromin tersebar ke seluruh
balang gas
C Naphthalene ball in cupboard becomes
smaller
Bebola naftalena dalam almari menjadi
lebih kecil
B Water changes into ice in the
refrigerator
Air bertukar kepada ais di dalam peti
sejuk
D Volume of perfume decreases in an open
bottle
Isipadu minyak wangi berkurang dalam
botol yang terbuka
3. A
Magnesium klorida, MgCl
Magnesium klorida, MgCl
C
Sodium bromide, NaBr
Natrium bromida. NaBr
B
Sulfur dioxide, SO2
Sulfur dioksida, SO2
D
Zinc oxide, ZnO
Zink oksida, ZnO
8 Which of the following represents the electron arrangement for the compound Magnesium klorida?
Antara berikut yang manakah mewakili susunan electron bagi sebatian Magnesium klorida?
A
B
C
D
9 The following equation represented the reaction between sodium thiosulphate and sulphuric
acid.
Persamaan berikut mewakili tindak balas antara larutan natrium tiosulfat dan asid sulfurik :
Na2S2O3 + H2SO4 → Na2SO4 + H2O + SO2 + S
20cm3
of distilled water is added to a mixture.What is the differences of adding distilled water
to the mixture compared without adding distilled water?
20cm3
air suling ditambahkan kepada campuran itu.Apakah perbezaan penambahan air
suling kepada campuran berbanding tiada penambahan air suling?
A
Total volume of Sulphur dioxide become higher
Jumlah isipadu sulfur dioksida menjadi bertambah
Cl Cl
Cl
Cl Cl
Cl
4. B
Concentration of sodium sulphate become higher
Kepekatan natrium sulfat menjadi bertambah
C
Total volume of water become higher
Jumlah isipadu air menjadi bertambah
D
Time taken reaction complete is higher
Masa untuk tindak balas selesai bertambah.
10 Name the compound of SnO2 using the IUPAC nomenclature.
Namakan sebatian bagi SnO2 mengikut penamaan IUPAC
A
Tin oxide (IV)
Stanum oksida (IV)
C
Tin oxide (II)
Stanum (II) oksida
B
Tin (IV) oxide
Stanum (IV) oksida
D
Tin (II) oxide
Stanum (II) oksida
11 Suatu atom unsur A mempunyai 12 neutron. Nombor nukleon bagi unsur A ialah 23.
Atom A menderma electron untuk membentuk ion A.
Berapakah bilangan elektron dalam ion A?
A 10 C 16
B 11 D 18
13 Table 1 below shows information about two elements.
Jadual 1 di bawah menunjukkan maklumat berkenaan 2 jenis unsur.
Elements
Unsur
Proton number
Nombor proton
X 9
Y 17
Based on the information above, both elements X and Y are
Berdasarkan maklumat di atas, kedua-dua unsur X dan Y adalah
A Halogens C Alkaline metal
12 Formula molekul bagi glukosa ialah C6H12O6
Apakah formula empirik bagi glukosa?
A CHO C C2H2O2
B CH2O D C2H4O2
5. Halogen Logam alkali
B Inert gas
Gas adi
D Isotopes of the same element
Isotop bagi unsur yang sama
14 Two elements P and Q, combine to form the gas of PQ3. What are P and Q?
Dua unsur P dan Q bergabung membentuk gas PQ3. Apakah unsur P dan Q?
Element P
Unsur P
Element Q
Unsur Q
A 2.8.3 2.8.7
B 2.8.7 2.8.3
C 2.8.5 2.8.7
D 2.8.7 2.8.5
15 Which of the following substances ionise partially in water?
Antara bahan-bahan berikut, yang manakah mengion separa di dalam air?
I Nitric acid
Asid nitric
III Ammonia
Ammonia
II Phosphoric acid
Asid fosforik
IV Litium hydroxide
Litium hidroksida
A I dan II C II dan III
B I dan III D III dan IV
16 What is the number of moles in 200 cm3
of 0.25 mol dm-3
of hydrochloric acid?
Apakah bilangan mol dalam 200 cm3
asid hidroklorik 0.25 mol dm-3
?
A 0.025 mol C 0.01 mol
B 0.05 mol D 0.10 mol
17 Diagram 2 below shows the method used to store an elements
6. Rajah 2 di bawah menunjukkan kaedah menyimpan satu unsur
Which of the following explains why the method is used?
Antara yang berikut, yang manakah menerangkan mengapa kaedah ini digunakan?
A To avoid from reaction with sunlight
Untuk mengelakkan daripada tindak balas dengan cahaya matahari
B The element is toxic and dangerous
Unsur adalah toksik dan berbahaya
C The element is reactive and volatile
Unsur ini adalah reaktif dan mudah meruap
D To avoid from reaction with oxygen in the air
Untuk mengelakkan daripada tindak balas dengan oksigen dalam udara
18 The reaction between zinc and hydrochloric acid is represented by the following
chemical equation
Tindak balas antara zink dengan asid hidroklorik di wakili oleh persamaan kimia berikut
Zn + 2HCl → ZnCl2 + H2
Which of the following methods is the most suitable to determine the rate of the
reaction?
Antara kaedah berikut yang manakah paling sesuai untuk menentukan kadar bagi tindak
balas di atas?
A Determine the change in the temperature of the solution with time
Menentukan perubahan suhu larutan berkadar dengan masa
B Determine the change in the concentrations of zinc chloride with time
Menentukan perubahan kepekatan zink berkadar dengan masa
C Determine the volume of hydrogen gas given off with time
Menentukan isipadu gas hydrogen yang di hasilkan berkadar dengan masa
D Determine the change in the concentration of hydrochloric acid with time
7. Menentukan perubahan kepekatan asid hidroklorik berkadar dengan masa
19 Which of the following is a soluble salt?
Antara yang berikut, yang manakah ialah garam terlarutkan?
A
Lead(II) sulphate
Plumbum (II) sulfat
C
Calcium sulphate
Kalsium sulfat
B
Silver chloride
Argentum klorida
D
Lead(II) nitrate
Plumbum (II) nitrat
20 Chloride ion and chlorine atom have different number of subatomic particles.
Which of the following is correct about chloride ion and chlorine atom?
Ion klorida dan atom klorin mempunyai bilangan zarah subatom yang berbeza.
Antara yang berikut, yang manakah betul mengenai ion klorida berbanding atom klorin?
A More number of neutrons
Bilangan neutron yang lebih
C Bigger proton number
Bilangan proton yang lebih besar
B More number of electrons
Bilangan elektron yang lebih
D Smaller nucleon number
Nombor nukleon yang lebih kecil
21 Diagram 3 shows the apparatus set-up to determine the empirical formula of magnesium
oxide.
Rajah 3 menunjukkan susunan radas untuk menentukan formula empirik magnesium
oksida.
Which step is correct to ensure the magnesium ribbon burnt completely?
Langkah manakah yang betul untuk memastikan pita magnesium itu terbakar dengan
lengkap?
A Buka penutup mangkuk pijar sekali-
sekala semasa pemanasan
C Tutup mangkuk pijar dengan
penutupnya sebaik sahaja pita
magnesium itu mula terbakar
B Panaskan pita magnesium itu
dengan kuat dalam mangkuk pijar
tanpa penutupnya
D Ulang proses pemanasan,
penyejukan dan penimbangan
sehingga jisim tetap diperoleh
8. 22 Bromine -79 and bromine-81 are isotopes. Which of the following are the same for both
isotopes?
Bromin –79 dan bromin- 81 merupakan isotop. Yang manakah antara berikut adalah sama
untuk kedua-dua isotop?
I Proton number
Nombor proton
III Number of neutrons
Bilangan neutron
II Nucleon number
Nombor nukleon
IV Number of electrons
Bilangan elektron
A I and III C II and III
B I and IV D II dan IV
23 Which of the following statements is true about subatomic particle?
Antara pernyataan berikut yang manakah benar tentang zarah subatom?
A Neutrons are positively charged with a relative mass of two
Neutron bercas positif dan jisim relatifnya ialah dua
B Electrons are negatively charged with negligible mass
Elektron bercas negatif dan mempunyai jisim yang boleh diabaikan
C An elctron has a mass equal to that of a proton
Electron mempunyai jisim yang sama dengan protonnya
D A neutral atom contains more protons than electrons in it
Atom yang neutral mengandungi lebih banyak proton berbanding dengan electron
24 Table 2 below shows the proton numbers of elements A and B
Jadual 2 di bawah menujukkan nombor proton bagi unsur A dan B
Unsur A B
Nombor proton 11 19
Which of the following statements are true?
Antara pernyataan berikut, yang manakah benar?
I A lebih reaktif daripada B
II Size atom A lebih kecil daripada atom B
9. III Kedua-kedua A dan B bertindak balas dengan air untuk menghasilkan gas hydrogen
IV A lebih mudah menderma elektron berbanding dengan B
A I dan II C II dan IV
B II dan III D III dan IV
25 Diagram below shows the electron arrangements of three atoms L, M and N.
Rajah di bawah menunjukkan susunan elektron bagi tiga atom L,M dan N.
L M N
The reactivity in descending order of these atoms is
Kereaktifan dalam susunan menurun bagi ketiga-tiga atom ini adalah
A M, N, L
B M, L, N
C L, N, M
D L, M, N
26 Diagram 4 below shows an interconversion of the state of matter.
Rajah 4 di bawah menunjukkan satu perubahan keadaan jirim.
Which substance undergoes process P?
Bahan manakah yang mengalami proses P?
I Iodin III Magnesium klorida
II Sulfur IV Ammonium klorida
A I dan II sahaja C I dan IV sahaja
B II dan III sahaja D III dan IV sahaja
10. 27 Which of the following examples are synthesized from natural composite materials?
Antara contoh berikut, yang manakah dibina daripada bahan komposit semulajadi?
I Wood,Kayu III Snail shell, Cengkerang siput
II Spiader web, Sarang labah-labah IV Cotton, Kapas
A I dan III sahaja C I,II dan III sahaja
B II dan IV sahaja D I,II,III dan IV
28 200 cm3
of distilled water is added to 50 cm3
of 0.2 mol dm-3
copper (II) sulphate solution.
What is the molarity of diluted solution ?
200 cm3
air suling ditambah kepada 50 cm3
larutan kuprum (II) sulfat 0.2 mol dm-3
.
Apakah kemolaran larutan cair yang terbentuk?
A 0.02 mol dm-3
C 0.06 mol dm-3
B 0.04 mol dm-3
D 0.08 mol dm-3
29 Element Z reacts with chlorine to form a compound with the formula ZCl. Which of the
following is element Z?
Unsur Z bertindak balas dengan klorin membentuk sebatian dengan formula ZCl. Yang
manakah adalah unsur Z?
Element
Unsur
Proton number
Nombor proton
A Silikon 14
B Natrium 11
C Kalsium 20
D Magnesium 12
30 The symbol of an aluminium atom is 𝑨𝒍
𝟏𝟑
𝟐𝟕
. Which of the following is correct about the
number of the different particles in an aluminium ion, Al3+
?
Simbol bagi atom aluminium ialah 𝑨𝒍
𝟏𝟑
𝟐𝟕
. Antara yang berikut, yang manakah betul
tentang bilangan zarah yang berlainan bagi ion aluminium, Al3+
?
Proton Neutron Elektron
A 10 14 13
B 13 14 27
11. C 10 27 13
D 13 14 10
31 Which of the following properties led to the wider use of optical fibres in information technology
compared to copper?
Antara sifat berikut, yang manakah menjadikan gentian optik digunakan secara meluas dalam
bidang teknologi maklumat berbanding dengan kabel kuprum?
I High information carrying capacity
Kapasiti membawa maklumat yang besar
II Ability to carry information for longer distances
Kebolehan untuk membawa maklumat yang besar
III Lower electrical interruption
Kurang gangguan elektrik
IV Faster transmission of data
Penghantaran maklumat yang lebih cepat
A I and III only
I dan III sahaja
C I,II and III only
I,II dan III sahaja
B II and IV only
II dan IV sahaja
D I,II,III and IV
I,II,III dan IV
32 Calculate the mass of potassium hydroxide required to prepare 250 cm3
of 2 mol dm-3
solution?
Hitungkan jisim kalium hidroksida yang diperlukan untuk menyediakan 250 cm3
larutan 2 mol dm-
3
.
[ Relative atomic mass : H= 1 ; O= 16; K= 39 ]
[ Jisim atom relatif : H= 1 ; O= 16; K= 39 ]
A 22.4 g C 56.0 g
B 28.0 g D 112.0 g
33 Which of the following is uses of NaOH.
Yang manakah berikut adalah kegunaan NaOH.
A To make soaps and detergent.
Untuk membuat sabun dan detergen.
B To make antacid pills.
Untuk membuat pil antacid.
12. C To prevent coagulation of latex in the rubber industry.
Untuk menghalang penggumpalan lateks dalam industri getah.
D To make chemical fertilizer.
Untuk membuat baja kimia.
34 Which reaction has the highest rate of reaction?
Tindak balas manakah yang mempunyai kadar tindak balas yang paling tinggi?
A Rusting of iron fence
Pengaratan pagar besi
B Decaying of death organism
Pereputan organisma yang telah mati
C Burning of small piece of charcoal in the air
Pembakaran ketulan kecil arang batu dalam udara
D Formation of stalactites and stalagmites in a cave
Pembentukan stalaktit dan stalagmite dalam gua
35 Diagram 5 shows the results of experiment I and II for decomposition of 25cm3 of 0.1 moldm-3
sodium chlorate (I) solution produces oxygen gas.
Jadual 5 menunjukkan isipadu gas karbon dioksida, CO2 yang dikumpulkan bagi tindak balas
antara serbuk kalsium karbonat dan asid hidroklorik.
Which of the following is the correct match for the experiments?
Antara padanan berikut, yang manakah betul tentang eksperimen tersebut?
Experiment I
Eksperimen I
Experiment II
Eksperimen II
Volume of carbon dioxide gas (cm3
)
Isipadu gas karbon dioksida (cm3
)
Experiment I
Eksperimen I
Time (s)
Masa (s)
Experiment II
Eksperimen II
13. A
100 cm3
of 0.1 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.1 moldm-3
100 cm3
of 0.2 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.2 moldm-3
B
100 cm3
of 0.5 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.5 moldm-3
50 cm3
of 0.2 moldm-3
hidrochloric acid
50cm3
asid hidroklorik 0.2 moldm-3
C
50 cm3
of 0.2 moldm-3
hidrochloric acid
50cm3
asid hidroklorik 0.2 moldm-3
20 cm3
of 0.1 moldm-3
hidrochloric acid
20cm3
asid hidroklorik 0.1 moldm-3
D
100 cm3
of 0.2 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.2 moldm-3
20 cm3
of 0.5 moldm-3
hidrochloric acid
20cm3
asid hidroklorik 0.5 moldm-3
36 The following equation represents the reaction between 100 cm3
of 1.0 mol dm-3
sulphuric
acid and 10 g copper(II) oxide.
Persamaan berikut mewakili tindak balas antara 100 cm3
asid sulfurik 1.0 mol dm-3
dan 10 g kuprum(II) oksida.
CuO + H2SO4 → CuSO4 + H2O
What is the mass of copper(II) oxide that remain unreacted.
[Relative atomic mass: Cu = 64, O = 16]
Berapakah jisim kuprum(II) oksida yang masih tidak bertindak balas?
[Jisim atom relatif : Cu = 64, O = 16]
A 2g C 8g
B 4g D 10g
37 Diagram 6 shows a gas cartridge of a Bunsen burner.
Rajah 6 menunjukkan kartrij gas penunu Bunsen.
What is the number of moles of the gas?
Berapakah bilangan mol gas itu?
[Jisim atom relatif: H = 1, C = 12]
Butane
Butana
2.75kg
14. A 0.05 mol C 47.4 mol
B 21.1 mol D 49.1 mol
38 When 1.52g of a metal oxide of M is reduced, 1.04g of the metal is obtained. Determine
the empirical formula of the metal oxide.
Apabila 1.52g logam oksida M diturunkan, 1.04g logam diperolehi. Tentukan formula
empirik logam oksida tersebut.
( Jisim atom relatif; O= 16, M= 52)
A MO2
B M2O
C M2O3
D M
39 A diprotic acid, H2X has a concentration of 1.0 mol dm-3
. What is the volume of H2X
needed to neutralise 25.0 cm3
of 1.0 mol dm-3
sodium hydroxide solution, NaOH.
Satu asid dwibes H2X mempunyai kepekatan 1.0 mol dm-3
. Berapakah isi padu asid H2X yang
diperlukan untuk meneutralkan 25.0 cm3
larutan natrium hidroksida 1.0 mol dm-3
, NaOH?
A 12.5 cm3
B 25.0 cm3
C 50.0 cm3
D 75.0 cm3
40 A ballon contains 12.04 x 1023
of gas particle,What is the number of moles of the gas in
the ballon?
Sebiji belon mengandungi 12.04 x 1023
zarah gas.Berapakah bilangan mol gas dalam
belon tersebut?
[ Pemalar Avogadro: 6.02 x 1023
mol-1
]
A 0.5 mol
B 1.0 mol
C 2.0 mol
D 6.0 mol