CHEMISTRY 8 MARCH 14,2023.pptx
•Download as PPTX, PDF•
0 likes•2 views
Isotopes are atoms of the same element that have different numbers of neutrons. This document discusses isotopes, including how they are formed, their importance in fields like medicine and science, and examples of isotopes with their number of protons and neutrons. It also asks questions about isotopes of carbon, lithium, and titanium to test the reader's understanding.
Report
Share
Report
Share
Recommended
isotopes
This document discusses isotopes and their properties. It defines isotopes as forms of the same element that have different numbers of neutrons but the same number of protons. It provides examples of carbon isotopes and explains that isotope notation specifies the element name or symbol followed by the mass number. Isotopes can be naturally occurring or artificially made, and they have various medical and dating uses. The document also includes questions to test the reader's understanding of isotopes.
Isotopes
Isotopes are atoms of the same element that have different numbers of neutrons. They have the same number of protons and electrons, so they have the same chemical properties. Some isotopes are stable while others are unstable and radioactive. Both stable and radioactive isotopes occur naturally, but radioisotopes are also produced artificially. Radioisotopes have important applications in medicine, industry, research and other areas due to their radioactive properties.
Chemistry- Chp 4 - Atomic Structure - Study Guide
This document contains a study guide for a chapter on atomic structure, listing questions about the key topics covered in the chapter, including Dalton's atomic theory, the three subatomic particles, relative masses and charges of protons, neutrons and electrons, Rutherford's gold foil experiment, atomic and mass numbers, isotopes, periodic table organization into periods and groups, properties of metals and locations of nonmetals, halogens and noble gases. The questions cover definitions, locations, experiments, calculations and organization related to atomic structure and the periodic table.
The structure of atom iv
This document provides information on chemical symbols, isotopes, electron configuration, and the structure of sodium atoms. It defines chemical symbols as short forms representing elements. Symbols can be one or two letters, usually the element's name. Isotopes are atoms with the same number of protons but different neutrons. They have identical chemical properties but different physical properties and mass numbers. Electrons occupy defined energy levels or shells in an atom. The outermost shell electrons are valence electrons and influence chemical bonding. Sodium has 11 protons, 12 neutrons, 11 electrons, an electronic configuration of 2,8,1, and one valence electron.
Science_8_quarter3_module_4.pdf
The document provides information about the periodic table of elements. It discusses the historical development of the periodic table from Dobereiner's triads to Mendeleev and Meyer independently developing the first periodic tables. It then explains key features of the modern periodic table including periods and groups, representative elements, metals and nonmetals, and trends in properties like reactivity, metallic character, and atomic radius across periods and down groups. Several activities are provided to help students understand these concepts and trends through sorting and classifying elements.
Structure of Atom CBSE Class 9 PPT-2.pptx
This document provides information about the structure of atoms, including:
1. Neutrons are subatomic particles found in atomic nuclei except hydrogen.
2. Electrons fill atomic shells in a step-wise manner according to the 2n^2 rule.
3. An atom's valency is determined by the number of electrons it gains, loses, or shares to achieve an octet in its outer shell.
The periodic table presentation for 4050 [autosaved]
The document provides information about the periodic table including:
- The periodic table organizes elements according to their atomic number and valence electrons.
- Elements in the same column have similar chemical properties.
- The periodic table has been developed and improved over time by scientists like Dmitri Mendeleev and Lothar Meyer to better organize the known elements.
- The periodic table is an essential tool for chemists as it provides key information about elements like their atomic number, mass, configuration, and reactivity.
Strategic Intervention Material in Science 8: What's in a Number?
Strategic Intervention Material in Grade 8 Science about determining the number of protons, electrons and neutrons of an atom.
Recommended
isotopes
This document discusses isotopes and their properties. It defines isotopes as forms of the same element that have different numbers of neutrons but the same number of protons. It provides examples of carbon isotopes and explains that isotope notation specifies the element name or symbol followed by the mass number. Isotopes can be naturally occurring or artificially made, and they have various medical and dating uses. The document also includes questions to test the reader's understanding of isotopes.
Isotopes
Isotopes are atoms of the same element that have different numbers of neutrons. They have the same number of protons and electrons, so they have the same chemical properties. Some isotopes are stable while others are unstable and radioactive. Both stable and radioactive isotopes occur naturally, but radioisotopes are also produced artificially. Radioisotopes have important applications in medicine, industry, research and other areas due to their radioactive properties.
Chemistry- Chp 4 - Atomic Structure - Study Guide
This document contains a study guide for a chapter on atomic structure, listing questions about the key topics covered in the chapter, including Dalton's atomic theory, the three subatomic particles, relative masses and charges of protons, neutrons and electrons, Rutherford's gold foil experiment, atomic and mass numbers, isotopes, periodic table organization into periods and groups, properties of metals and locations of nonmetals, halogens and noble gases. The questions cover definitions, locations, experiments, calculations and organization related to atomic structure and the periodic table.
The structure of atom iv
This document provides information on chemical symbols, isotopes, electron configuration, and the structure of sodium atoms. It defines chemical symbols as short forms representing elements. Symbols can be one or two letters, usually the element's name. Isotopes are atoms with the same number of protons but different neutrons. They have identical chemical properties but different physical properties and mass numbers. Electrons occupy defined energy levels or shells in an atom. The outermost shell electrons are valence electrons and influence chemical bonding. Sodium has 11 protons, 12 neutrons, 11 electrons, an electronic configuration of 2,8,1, and one valence electron.
Science_8_quarter3_module_4.pdf
The document provides information about the periodic table of elements. It discusses the historical development of the periodic table from Dobereiner's triads to Mendeleev and Meyer independently developing the first periodic tables. It then explains key features of the modern periodic table including periods and groups, representative elements, metals and nonmetals, and trends in properties like reactivity, metallic character, and atomic radius across periods and down groups. Several activities are provided to help students understand these concepts and trends through sorting and classifying elements.
Structure of Atom CBSE Class 9 PPT-2.pptx
This document provides information about the structure of atoms, including:
1. Neutrons are subatomic particles found in atomic nuclei except hydrogen.
2. Electrons fill atomic shells in a step-wise manner according to the 2n^2 rule.
3. An atom's valency is determined by the number of electrons it gains, loses, or shares to achieve an octet in its outer shell.
The periodic table presentation for 4050 [autosaved]
The document provides information about the periodic table including:
- The periodic table organizes elements according to their atomic number and valence electrons.
- Elements in the same column have similar chemical properties.
- The periodic table has been developed and improved over time by scientists like Dmitri Mendeleev and Lothar Meyer to better organize the known elements.
- The periodic table is an essential tool for chemists as it provides key information about elements like their atomic number, mass, configuration, and reactivity.
Strategic Intervention Material in Science 8: What's in a Number?
Strategic Intervention Material in Grade 8 Science about determining the number of protons, electrons and neutrons of an atom.
Midterm study guide
This document contains a study guide for Test 2 covering topics such as fossils, selective breeding, the scientific method, microscopy, cells, living organism characteristics, evolution, classification, and the environment. It includes questions about the key terms, concepts, and processes within each topic area as well as diagrams to label and calculations to perform. The goal is to assess the student's understanding of these fundamental biology concepts through completion of the study guide.
Elements, isotops and calculating the relative atomic mass ppt
The document discusses elements and isotopes. It aims to explain what makes elements different from each other, how isotopes of the same element differ in their number of neutrons, and how to calculate the atomic mass of an element. Students are asked to identify the three types of subatomic particles, provide examples of different elements, discuss isotopes of hydrogen, and learn how to calculate atomic mass.
Atoms lecture edsc304
This document provides an overview of a 10th grade chemistry lesson on atoms, isotopes, and atomic mass. The objectives are for students to understand isotopes, the difference between chemical and nuclear reactions, and three types of nuclear decay. An interactive simulation is used to teach students about building atoms and isotopes. The lesson includes defining isotopes using subatomic particles, finding isotope names and masses, calculating average atomic mass from isotope data, and common uses of radioactive isotopes. Videos and activities reinforce these concepts.
Isotopes and their application in plant sciences.
introduction
what is isotopes
defination
main types
srtable and unstable isotopes
application of isotopes
agriculture
SCIENCE-8-WEEK-7-8-Q3-FINAL.pdf
1. The document discusses the development and importance of the periodic table of elements. It traces the periodic table back to Dobereiner's triads in 1817 and covers contributions by scientists like Newlands, Meyer, Mendeleev and Moseley that led to the modern periodic table.
2. The periodic table organizes elements into vertical columns called groups with similar properties and horizontal rows called periods. Elements are classified based on their atomic structure and properties like reactivity and atomic radius that vary periodically with atomic number.
3. The periodic table is useful for predicting chemical behaviors and properties of elements based on their location in the table. It provides an organized framework for understanding the relationships between elements and how their properties change
SCIENCE-8-WEEK-7-8-Q3-FINAL.pdf
1. The document discusses the development and importance of the periodic table of elements. It traces the periodic table back to Dobereiner's triads in 1817 and covers contributions by scientists like Newlands, Meyer, Mendeleev and Moseley that led to the modern periodic table.
2. The periodic table organizes elements by atomic number and groups elements with similar properties together. It shows trends like atomic radius decreasing across periods and increasing down groups. The position of an element in the table can reveal information about its chemical properties and reactivity.
3. The document emphasizes that the periodic table is an essential tool for understanding and predicting the behavior of elements and their compounds. It provides a systematic organization of all
BIO 130 Module 1 NotesModule 1 Reading AssignmentEnger, E. D..docx
BIO 130: Module 1 Notes
Module 1 Reading Assignment
Enger, E. D., Ross, F. C., & Bailey, D. B. (2012). Concepts in biology (14th ed.). New York: McGraw-Hill. Chapters 1, 2, and 3.
The Scientific Method and the Foundations of Life
Biology teaches us the basics of life and that our world is made up of many living organisms that contribute to life around us. The term, “biology,” means the study of life and the organisms that live in it. Biology is considered a natural science that leads to all other sciences. There are many branches of biology that include zoology, anatomy and physiology, and microbiology—to name a few. You will learn the basics of life, which are made up of genes, DNA, and cells. You will also see how cells make up tissues, how tissues make up systems, and how systems make the organism. You will also discover how evolution played an important role in who we are today.
The process of science is to make observations, ask questions that will allow us to form a hypothesis (educated guess), and test the hypothesis in order to find new laws and theories. From these theories, we should be able to form a conclusion about the topic.
The next area to understand is the basic levels for which all living things exist. The ecosystem is composed of living organisms consisting of plants and animals and how they interact with each other within the environment. A community is a group of species coming together in a specific location. The population accounts for how many of a particular species there are in a group. An organism is a living system that continues through reproduction and is made up of organ systems. Organ systems are made up of organs that are structural units of tissue joined to serve a single function. Tissues are cells that form into multi-cellular organisms. The cell is the smallest component of life that has nerve cells, blood cells, and muscle cells. Next, we have molecules, which are two atoms tightly bonded. Atoms are made up of a collection of protons, neutrons, and electrons. If you understand this concept, you will begin to understand the basics of life.
In this course you will learn about the basics of chemistry, which include the periodic table of elements, which is a very important component to chemistry. It is composed of chemical elements that are organized by atomic numbers, electron configurations, and chemical properties. To better understand the periodic table, please watch the Periodic Table video.
Matter and energy are the two main components that make up our universe. Matter is anything that is physical; for example, your pen, the air you breathe, and the earth. Matter has four states: solid, liquid, gas, and plasma. Energy has the ability to do work or cause change in the environment; an example of this is light. A covalent bond is when there are atoms sharing electrons. An ionic bond is when an atom gives up an electron to another atom. When the atom is given up, it is known as a c ...
What are isotopes?
The existence of isotopes was first suggested in 1913 by the radiochemist Frederick Soddy,
based on studies of radioactive decay chains that indicated about 40 different species referred
to as radioelements (i.e. radioactive elements) between uranium and lead, although the periodic
table only allowed for 11 elements.
*In nature, most of the elements have many atoms that have the same atomic number but
different mass numbers such atoms of an element are called isotopes. This concept will be more clear from this ppt. And also radioactive isotopes applications and calculation of average atomic mass are explained. Hope it helps! And this is mainly for class ix
Lesson 2
The document discusses atomic number, mass number, and isotopes. It defines atomic number as the number of protons in an atom's nucleus, which determines an element's chemical properties. Mass number is the sum of protons and neutrons. Isotopes are atoms with the same number of protons but different neutrons. Isotopes are identified by their mass number written as chemical symbol followed by mass number. The document also discusses molecular formula, empirical formula, and structural formula as examples of chemical formulas that show the number and arrangement of atoms in a compound. It defines molecular, empirical, and structural formulas and provides an example of a structural formula. Finally, it describes ball-and-stick and space-filling molecular models used to
Power Notes Atomic Structure - Day 1
This document provides class notes on atomic structure that include:
1) An overview of the basic particles that make up atoms - protons, neutrons, and electrons. It defines their properties like charge and location within the atom.
2) Details on atomic number and mass, and how they relate to the number of protons, neutrons, and electrons in an atom.
3) Explanations of isotopes and how atoms of the same element can have different numbers of neutrons. Hydrogen isotopes are illustrated as an example.
The Atom
This document provides instructions and review questions for a science class. It includes reminders about assignments due, such as log updates and test corrections. Students are asked to color code elements on the periodic table as metals, nonmetals, or metalloids based on their location. The document also contains review questions about atomic structure, including the definitions of atoms, electrons, protons, neutrons, and isotopes. Students are instructed to complete charts connecting periodic table information to atomic structure. Homework includes finishing a booklet on atomic structure.
C3a Structure Of The Atom
The document discusses the structure of atoms. It explains that atoms are made up of a nucleus containing protons and neutrons, surrounded by electrons. The number of protons determines the element, while the number of neutrons determines the isotope. Electrons determine chemical properties and are equal to the number of protons. The periodic table arranges elements in order of atomic number and can be used to look up each element's protons, neutrons, and electrons. Isotopes are variants of the same element with different numbers of neutrons. Compounds contain two or more elements chemically bonded together, and their formulas show the number of atoms of each element. The electronic structure shows how electrons fill different energy levels around the nucleus.
Isotope practice (2)
The document contains a practice worksheet on isotopes with 13 problems. It asks students to identify isotopes of carbon, complete an isotope chart with atomic number, mass number, number of protons, neutrons, and electrons. It also contains problems calculating average atomic masses of various elements based on the relative abundances and masses of their naturally occurring isotopes.
Chemistry - Chp 4 - Atomic Structure - Notes
The document summarizes key concepts about atomic structure from sections 4.1 through 4.3 of a chemistry textbook chapter. It discusses the early ideas of Democritus and Dalton's atomic theory. It then explains Rutherford's gold foil experiment and the nuclear model of the atom with protons, neutrons, and electrons. The document also defines atomic number and mass number, and distinguishes between elements and isotopes. It describes how atomic mass is calculated based on natural isotope abundances.
Inside the atom presentation by loida
The document provides information about the structure of atoms, including:
1) The three main subatomic particles that make up atoms are protons, neutrons, and electrons.
2) Isotopes are atoms of the same element that differ in their number of neutrons.
3) The atomic number identifies the number of protons in an atom, while the mass number provides the total number of protons and neutrons.
school of elements
this presentation is based on chapter one of class 10 (maharashtra board).. this includes description about how was the modern periodic table was made..
Power Notes Atomic Structure 2014- Day 3
1) The document provides instructions for science class assignments on atomic structure including notes to review, a test to sign and correct, and options for retaking the test.
2) It also includes information on the history of atomic theory from Democritus to the Bohr model. Key scientists and their contributions to modern atomic theory are identified.
3) Details on atomic structure are given including the subatomic particles (proton, neutron, electron), isotopes, ions, and how the periodic table relates to atomic structure. Students are assigned homework reviewing the provided notes.
chemistry chapter 1
1. The document discusses the key topics in science including the definition of science, the branches of science (physical science and biological science), and the main topics in physical science such as matter, chemistry, and atoms.
2. It provides definitions and explanations of important scientific terms like elements, compounds, molecules, isotopes, and ions.
3. The document is intended to introduce foundational scientific concepts and provide an overview of the major subject areas within physical science for students.
Isotopes.pptx
Isotopes are atoms of the same element that have different numbers of neutrons. There are two main types: stable isotopes that do not decay over time, and unstable or radioactive isotopes that decay by emitting radiation. Isotopic signatures can be used to trace the origins and migration of materials. Examples of isotope uses include carbon-14 dating of fossils, uranium-235 as nuclear fuel, and radioactive isotopes for medical purposes like cancer treatment and diagnosing thyroid problems.
BiologyExchange.co.uk Shared Resource
This document provides guidance on writing the Biology BIOL5 exam essay. It emphasizes selecting the easier essay title and answering the question by bringing in relevant principles and concepts from multiple modules. Key points, common mistakes from past essays, and tips for scoring marks in scientific content, breadth, relevance and quality of written communication are outlined. Example essay titles from past exams cover topics like ATP use, cell structure and function, and inorganic ion use in organisms.
The Pioneers of.pptx
This document discusses the pioneering scientists who contributed to the development of electromagnetic theory:
1) Andre Marie Ampere demonstrated that the magnetic effect depends on the direction of electric current.
2) Michael Faraday formulated the principle of electromagnetic induction.
3) Henri Hertz provided experimental evidence of electromagnetic waves and their link to light.
4) James Clerk Maxwell developed equations showing the relationship between electricity and magnetism.
5) Hans Christian Oersted showed that a current-carrying wire acts like a magnet.
More Related Content
Similar to CHEMISTRY 8 MARCH 14,2023.pptx
Midterm study guide
This document contains a study guide for Test 2 covering topics such as fossils, selective breeding, the scientific method, microscopy, cells, living organism characteristics, evolution, classification, and the environment. It includes questions about the key terms, concepts, and processes within each topic area as well as diagrams to label and calculations to perform. The goal is to assess the student's understanding of these fundamental biology concepts through completion of the study guide.
Elements, isotops and calculating the relative atomic mass ppt
The document discusses elements and isotopes. It aims to explain what makes elements different from each other, how isotopes of the same element differ in their number of neutrons, and how to calculate the atomic mass of an element. Students are asked to identify the three types of subatomic particles, provide examples of different elements, discuss isotopes of hydrogen, and learn how to calculate atomic mass.
Atoms lecture edsc304
This document provides an overview of a 10th grade chemistry lesson on atoms, isotopes, and atomic mass. The objectives are for students to understand isotopes, the difference between chemical and nuclear reactions, and three types of nuclear decay. An interactive simulation is used to teach students about building atoms and isotopes. The lesson includes defining isotopes using subatomic particles, finding isotope names and masses, calculating average atomic mass from isotope data, and common uses of radioactive isotopes. Videos and activities reinforce these concepts.
Isotopes and their application in plant sciences.
introduction
what is isotopes
defination
main types
srtable and unstable isotopes
application of isotopes
agriculture
SCIENCE-8-WEEK-7-8-Q3-FINAL.pdf
1. The document discusses the development and importance of the periodic table of elements. It traces the periodic table back to Dobereiner's triads in 1817 and covers contributions by scientists like Newlands, Meyer, Mendeleev and Moseley that led to the modern periodic table.
2. The periodic table organizes elements into vertical columns called groups with similar properties and horizontal rows called periods. Elements are classified based on their atomic structure and properties like reactivity and atomic radius that vary periodically with atomic number.
3. The periodic table is useful for predicting chemical behaviors and properties of elements based on their location in the table. It provides an organized framework for understanding the relationships between elements and how their properties change
SCIENCE-8-WEEK-7-8-Q3-FINAL.pdf
1. The document discusses the development and importance of the periodic table of elements. It traces the periodic table back to Dobereiner's triads in 1817 and covers contributions by scientists like Newlands, Meyer, Mendeleev and Moseley that led to the modern periodic table.
2. The periodic table organizes elements by atomic number and groups elements with similar properties together. It shows trends like atomic radius decreasing across periods and increasing down groups. The position of an element in the table can reveal information about its chemical properties and reactivity.
3. The document emphasizes that the periodic table is an essential tool for understanding and predicting the behavior of elements and their compounds. It provides a systematic organization of all
BIO 130 Module 1 NotesModule 1 Reading AssignmentEnger, E. D..docx
BIO 130: Module 1 Notes
Module 1 Reading Assignment
Enger, E. D., Ross, F. C., & Bailey, D. B. (2012). Concepts in biology (14th ed.). New York: McGraw-Hill. Chapters 1, 2, and 3.
The Scientific Method and the Foundations of Life
Biology teaches us the basics of life and that our world is made up of many living organisms that contribute to life around us. The term, “biology,” means the study of life and the organisms that live in it. Biology is considered a natural science that leads to all other sciences. There are many branches of biology that include zoology, anatomy and physiology, and microbiology—to name a few. You will learn the basics of life, which are made up of genes, DNA, and cells. You will also see how cells make up tissues, how tissues make up systems, and how systems make the organism. You will also discover how evolution played an important role in who we are today.
The process of science is to make observations, ask questions that will allow us to form a hypothesis (educated guess), and test the hypothesis in order to find new laws and theories. From these theories, we should be able to form a conclusion about the topic.
The next area to understand is the basic levels for which all living things exist. The ecosystem is composed of living organisms consisting of plants and animals and how they interact with each other within the environment. A community is a group of species coming together in a specific location. The population accounts for how many of a particular species there are in a group. An organism is a living system that continues through reproduction and is made up of organ systems. Organ systems are made up of organs that are structural units of tissue joined to serve a single function. Tissues are cells that form into multi-cellular organisms. The cell is the smallest component of life that has nerve cells, blood cells, and muscle cells. Next, we have molecules, which are two atoms tightly bonded. Atoms are made up of a collection of protons, neutrons, and electrons. If you understand this concept, you will begin to understand the basics of life.
In this course you will learn about the basics of chemistry, which include the periodic table of elements, which is a very important component to chemistry. It is composed of chemical elements that are organized by atomic numbers, electron configurations, and chemical properties. To better understand the periodic table, please watch the Periodic Table video.
Matter and energy are the two main components that make up our universe. Matter is anything that is physical; for example, your pen, the air you breathe, and the earth. Matter has four states: solid, liquid, gas, and plasma. Energy has the ability to do work or cause change in the environment; an example of this is light. A covalent bond is when there are atoms sharing electrons. An ionic bond is when an atom gives up an electron to another atom. When the atom is given up, it is known as a c ...
What are isotopes?
The existence of isotopes was first suggested in 1913 by the radiochemist Frederick Soddy,
based on studies of radioactive decay chains that indicated about 40 different species referred
to as radioelements (i.e. radioactive elements) between uranium and lead, although the periodic
table only allowed for 11 elements.
*In nature, most of the elements have many atoms that have the same atomic number but
different mass numbers such atoms of an element are called isotopes. This concept will be more clear from this ppt. And also radioactive isotopes applications and calculation of average atomic mass are explained. Hope it helps! And this is mainly for class ix
Lesson 2
The document discusses atomic number, mass number, and isotopes. It defines atomic number as the number of protons in an atom's nucleus, which determines an element's chemical properties. Mass number is the sum of protons and neutrons. Isotopes are atoms with the same number of protons but different neutrons. Isotopes are identified by their mass number written as chemical symbol followed by mass number. The document also discusses molecular formula, empirical formula, and structural formula as examples of chemical formulas that show the number and arrangement of atoms in a compound. It defines molecular, empirical, and structural formulas and provides an example of a structural formula. Finally, it describes ball-and-stick and space-filling molecular models used to
Power Notes Atomic Structure - Day 1
This document provides class notes on atomic structure that include:
1) An overview of the basic particles that make up atoms - protons, neutrons, and electrons. It defines their properties like charge and location within the atom.
2) Details on atomic number and mass, and how they relate to the number of protons, neutrons, and electrons in an atom.
3) Explanations of isotopes and how atoms of the same element can have different numbers of neutrons. Hydrogen isotopes are illustrated as an example.
The Atom
This document provides instructions and review questions for a science class. It includes reminders about assignments due, such as log updates and test corrections. Students are asked to color code elements on the periodic table as metals, nonmetals, or metalloids based on their location. The document also contains review questions about atomic structure, including the definitions of atoms, electrons, protons, neutrons, and isotopes. Students are instructed to complete charts connecting periodic table information to atomic structure. Homework includes finishing a booklet on atomic structure.
C3a Structure Of The Atom
The document discusses the structure of atoms. It explains that atoms are made up of a nucleus containing protons and neutrons, surrounded by electrons. The number of protons determines the element, while the number of neutrons determines the isotope. Electrons determine chemical properties and are equal to the number of protons. The periodic table arranges elements in order of atomic number and can be used to look up each element's protons, neutrons, and electrons. Isotopes are variants of the same element with different numbers of neutrons. Compounds contain two or more elements chemically bonded together, and their formulas show the number of atoms of each element. The electronic structure shows how electrons fill different energy levels around the nucleus.
Isotope practice (2)
The document contains a practice worksheet on isotopes with 13 problems. It asks students to identify isotopes of carbon, complete an isotope chart with atomic number, mass number, number of protons, neutrons, and electrons. It also contains problems calculating average atomic masses of various elements based on the relative abundances and masses of their naturally occurring isotopes.
Chemistry - Chp 4 - Atomic Structure - Notes
The document summarizes key concepts about atomic structure from sections 4.1 through 4.3 of a chemistry textbook chapter. It discusses the early ideas of Democritus and Dalton's atomic theory. It then explains Rutherford's gold foil experiment and the nuclear model of the atom with protons, neutrons, and electrons. The document also defines atomic number and mass number, and distinguishes between elements and isotopes. It describes how atomic mass is calculated based on natural isotope abundances.
Inside the atom presentation by loida
The document provides information about the structure of atoms, including:
1) The three main subatomic particles that make up atoms are protons, neutrons, and electrons.
2) Isotopes are atoms of the same element that differ in their number of neutrons.
3) The atomic number identifies the number of protons in an atom, while the mass number provides the total number of protons and neutrons.
school of elements
this presentation is based on chapter one of class 10 (maharashtra board).. this includes description about how was the modern periodic table was made..
Power Notes Atomic Structure 2014- Day 3
1) The document provides instructions for science class assignments on atomic structure including notes to review, a test to sign and correct, and options for retaking the test.
2) It also includes information on the history of atomic theory from Democritus to the Bohr model. Key scientists and their contributions to modern atomic theory are identified.
3) Details on atomic structure are given including the subatomic particles (proton, neutron, electron), isotopes, ions, and how the periodic table relates to atomic structure. Students are assigned homework reviewing the provided notes.
chemistry chapter 1
1. The document discusses the key topics in science including the definition of science, the branches of science (physical science and biological science), and the main topics in physical science such as matter, chemistry, and atoms.
2. It provides definitions and explanations of important scientific terms like elements, compounds, molecules, isotopes, and ions.
3. The document is intended to introduce foundational scientific concepts and provide an overview of the major subject areas within physical science for students.
Isotopes.pptx
Isotopes are atoms of the same element that have different numbers of neutrons. There are two main types: stable isotopes that do not decay over time, and unstable or radioactive isotopes that decay by emitting radiation. Isotopic signatures can be used to trace the origins and migration of materials. Examples of isotope uses include carbon-14 dating of fossils, uranium-235 as nuclear fuel, and radioactive isotopes for medical purposes like cancer treatment and diagnosing thyroid problems.
BiologyExchange.co.uk Shared Resource
This document provides guidance on writing the Biology BIOL5 exam essay. It emphasizes selecting the easier essay title and answering the question by bringing in relevant principles and concepts from multiple modules. Key points, common mistakes from past essays, and tips for scoring marks in scientific content, breadth, relevance and quality of written communication are outlined. Example essay titles from past exams cover topics like ATP use, cell structure and function, and inorganic ion use in organisms.
Similar to CHEMISTRY 8 MARCH 14,2023.pptx (20)
Elements, isotops and calculating the relative atomic mass ppt
Elements, isotops and calculating the relative atomic mass ppt
BIO 130 Module 1 NotesModule 1 Reading AssignmentEnger, E. D..docx
BIO 130 Module 1 NotesModule 1 Reading AssignmentEnger, E. D..docx
More from RiaPerez4
The Pioneers of.pptx
This document discusses the pioneering scientists who contributed to the development of electromagnetic theory:
1) Andre Marie Ampere demonstrated that the magnetic effect depends on the direction of electric current.
2) Michael Faraday formulated the principle of electromagnetic induction.
3) Henri Hertz provided experimental evidence of electromagnetic waves and their link to light.
4) James Clerk Maxwell developed equations showing the relationship between electricity and magnetism.
5) Hans Christian Oersted showed that a current-carrying wire acts like a magnet.
DOMAIN-KINGDOM-PHYLUM.pptx
The document discusses the three domains of life - Archaea, Bacteria, and Eukarya. Within these domains are six kingdoms - Archaebacteria, Eubacteria, Protista, Fungi, Plantae, and Animalia. The kingdoms are classified based on cell type, number of cells, and feeding type. Details are provided on the defining characteristics of each kingdom.
EMBRYONIC DEVT.pptx
The document discusses embryonic development and how it provides evidence for evolution. It explains that while organisms look different as adults, their embryos often go through similar developmental stages, with differences emerging later on. This suggests organisms share common ancestors and supports the theory of evolution. The document also contains activities comparing embryonic development across different organisms to illustrate this point.
BIOMOLECULESedited.pptx
This document provides information about the four main types of biomolecules - carbohydrates, lipids, proteins, and nucleic acids. It discusses their basic structures, functions, examples of each type, and how they are important for life. The document is intended to teach students about the essential biomolecules and consists of definitions, diagrams, and questions to aid understanding.
DARWINS THEORY.pptx
The document appears to be a slide presentation about evolution and adaptation. It includes slides on Darwin's theory of evolution by natural selection, comparing and contrasting Darwin and Lamarck's theories of evolution, different types of natural selection, and how adaptation increases species diversity and the probability of survival. It also provides examples of behavioral, structural, and physiological adaptations in plants and animals and how these adaptations help organisms survive in their environments.
Philosophy-LESSONS.pptx
This document provides an introduction to the philosophy of the human person. It discusses several key topics:
1. The human person as an embodied spirit and in their environment.
2. The freedom and intersubjectivity of human persons.
3. How human persons exist in society and are oriented towards death.
It also outlines the objectives of understanding a holistic perspective, the value of philosophy, and doing philosophical reflection on concrete situations. Various philosophical tools like questions and logical reasoning are explained.
Electromagnetic Spectrum.ppt
This document discusses electromagnetic radiation and the electromagnetic spectrum. It explains that electromagnetic waves are transverse waves that can travel through a vacuum and travel at the speed of light. It describes the different types of electromagnetic radiation in order of lowest to highest frequency and energy: radio waves, microwaves, infrared radiation, visible light, ultraviolet light, X-rays, and gamma rays. For each type it provides examples of common uses.
More from RiaPerez4 (8)
Recently uploaded
Temple of Asclepius in Thrace. Excavation results
The temple and the sanctuary around were dedicated to Asklepios Zmidrenus. This name has been known since 1875 when an inscription dedicated to him was discovered in Rome. The inscription is dated in 227 AD and was left by soldiers originating from the city of Philippopolis (modern Plovdiv).
Mule event processing models | MuleSoft Mysore Meetup #47
Mule event processing models | MuleSoft Mysore Meetup #47
Event Link:- https://meetups.mulesoft.com/events/details/mulesoft-mysore-presents-mule-event-processing-models/
Agenda
● What is event processing in MuleSoft?
● Types of event processing models in Mule 4
● Distinction between the reactive, parallel, blocking & non-blocking processing
For Upcoming Meetups Join Mysore Meetup Group - https://meetups.mulesoft.com/mysore/YouTube:- youtube.com/@mulesoftmysore
Mysore WhatsApp group:- https://chat.whatsapp.com/EhqtHtCC75vCAX7gaO842N
Speaker:-
Shivani Yasaswi - https://www.linkedin.com/in/shivaniyasaswi/
Organizers:-
Shubham Chaurasia - https://www.linkedin.com/in/shubhamchaurasia1/
Giridhar Meka - https://www.linkedin.com/in/giridharmeka
Priya Shaw - https://www.linkedin.com/in/priya-shaw
BIOLOGY NATIONAL EXAMINATION COUNCIL (NECO) 2024 PRACTICAL MANUAL.pptx
Practical manual for National Examination Council, Nigeria.
Contains guides on answering questions on the specimens provided
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...Nguyen Thanh Tu Collection
https://app.box.com/s/tacvl9ekroe9hqupdnjruiypvm9rdanePhilippine Edukasyong Pantahanan at Pangkabuhayan (EPP) Curriculum
(𝐓𝐋𝐄 𝟏𝟎𝟎) (𝐋𝐞𝐬𝐬𝐨𝐧 𝟏)-𝐏𝐫𝐞𝐥𝐢𝐦𝐬
𝐃𝐢𝐬𝐜𝐮𝐬𝐬 𝐭𝐡𝐞 𝐄𝐏𝐏 𝐂𝐮𝐫𝐫𝐢𝐜𝐮𝐥𝐮𝐦 𝐢𝐧 𝐭𝐡𝐞 𝐏𝐡𝐢𝐥𝐢𝐩𝐩𝐢𝐧𝐞𝐬:
- Understand the goals and objectives of the Edukasyong Pantahanan at Pangkabuhayan (EPP) curriculum, recognizing its importance in fostering practical life skills and values among students. Students will also be able to identify the key components and subjects covered, such as agriculture, home economics, industrial arts, and information and communication technology.
𝐄𝐱𝐩𝐥𝐚𝐢𝐧 𝐭𝐡𝐞 𝐍𝐚𝐭𝐮𝐫𝐞 𝐚𝐧𝐝 𝐒𝐜𝐨𝐩𝐞 𝐨𝐟 𝐚𝐧 𝐄𝐧𝐭𝐫𝐞𝐩𝐫𝐞𝐧𝐞𝐮𝐫:
-Define entrepreneurship, distinguishing it from general business activities by emphasizing its focus on innovation, risk-taking, and value creation. Students will describe the characteristics and traits of successful entrepreneurs, including their roles and responsibilities, and discuss the broader economic and social impacts of entrepreneurial activities on both local and global scales.
Lifelines of National Economy chapter for Class 10 STUDY MATERIAL PDF
The chapter Lifelines of National Economy in Class 10 Geography focuses on the various modes of transportation and communication that play a vital role in the economic development of a country. These lifelines are crucial for the movement of goods, services, and people, thereby connecting different regions and promoting economic activities.
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
Denis is a dynamic and results-driven Chief Information Officer (CIO) with a distinguished career spanning information systems analysis and technical project management. With a proven track record of spearheading the design and delivery of cutting-edge Information Management solutions, he has consistently elevated business operations, streamlined reporting functions, and maximized process efficiency.
Certified as an ISO/IEC 27001: Information Security Management Systems (ISMS) Lead Implementer, Data Protection Officer, and Cyber Risks Analyst, Denis brings a heightened focus on data security, privacy, and cyber resilience to every endeavor.
His expertise extends across a diverse spectrum of reporting, database, and web development applications, underpinned by an exceptional grasp of data storage and virtualization technologies. His proficiency in application testing, database administration, and data cleansing ensures seamless execution of complex projects.
What sets Denis apart is his comprehensive understanding of Business and Systems Analysis technologies, honed through involvement in all phases of the Software Development Lifecycle (SDLC). From meticulous requirements gathering to precise analysis, innovative design, rigorous development, thorough testing, and successful implementation, he has consistently delivered exceptional results.
Throughout his career, he has taken on multifaceted roles, from leading technical project management teams to owning solutions that drive operational excellence. His conscientious and proactive approach is unwavering, whether he is working independently or collaboratively within a team. His ability to connect with colleagues on a personal level underscores his commitment to fostering a harmonious and productive workplace environment.
Date: May 29, 2024
Tags: Information Security, ISO/IEC 27001, ISO/IEC 42001, Artificial Intelligence, GDPR
-------------------------------------------------------------------------------
Find out more about ISO training and certification services
Training: ISO/IEC 27001 Information Security Management System - EN | PECB
ISO/IEC 42001 Artificial Intelligence Management System - EN | PECB
General Data Protection Regulation (GDPR) - Training Courses - EN | PECB
Webinars: https://pecb.com/webinars
Article: https://pecb.com/article
-------------------------------------------------------------------------------
For more information about PECB:
Website: https://pecb.com/
LinkedIn: https://www.linkedin.com/company/pecb/
Facebook: https://www.facebook.com/PECBInternational/
Slideshare: http://www.slideshare.net/PECBCERTIFICATION
The History of Stoke Newington Street Names
Presented at the Stoke Newington Literary Festival on 9th June 2024
www.StokeNewingtonHistory.com
HYPERTENSION - SLIDE SHARE PRESENTATION.
IT WILL BE HELPFULL FOR THE NUSING STUDENTS
IT FOCUSED ON MEDICAL MANAGEMENT AND NURSING MANAGEMENT.
HIGHLIGHTS ON HEALTH EDUCATION.
How to Make a Field Mandatory in Odoo 17
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.
Stack Memory Organization of 8086 Microprocessor
The stack memory organization of 8086 microprocessor.
Recently uploaded (20)
spot a liar (Haiqa 146).pptx Technical writhing and presentation skills
spot a liar (Haiqa 146).pptx Technical writhing and presentation skills
Mule event processing models | MuleSoft Mysore Meetup #47
Mule event processing models | MuleSoft Mysore Meetup #47
SWOT analysis in the project Keeping the Memory @live.pptx
SWOT analysis in the project Keeping the Memory @live.pptx
BIOLOGY NATIONAL EXAMINATION COUNCIL (NECO) 2024 PRACTICAL MANUAL.pptx
BIOLOGY NATIONAL EXAMINATION COUNCIL (NECO) 2024 PRACTICAL MANUAL.pptx
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
Philippine Edukasyong Pantahanan at Pangkabuhayan (EPP) Curriculum
Philippine Edukasyong Pantahanan at Pangkabuhayan (EPP) Curriculum
Lifelines of National Economy chapter for Class 10 STUDY MATERIAL PDF
Lifelines of National Economy chapter for Class 10 STUDY MATERIAL PDF
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
CHEMISTRY 8 MARCH 14,2023.pptx
- 2. • Define isotopes. • Describe how isotopes are formed. • Value the importance of isotopes in different fields like medicine, agriculture, industry, and science.
- 3. •What are the subatomic particles? •How can we get the number of protons, electrons, and neutrons in a given atom?
- 7. Here are three isotopes of an element: • a. The element is: _____. • b. The number 6 refers to the _______. • c. The numbers 12, 13, and 14 refer to the ______. • d. How many protons and neutrons are in the first isotope? _____ • e. How many protons and neutrons are in the second isotope? ____ • f. How many protons and neutrons are in the third isotope? ____
- 17. Answer the following questions briefly. 1. What do these isotopes of carbon all have in common? 2. How many neutrons does the isotope of lithium have? 3. How many protons does this isotope of titanium have? 4-5. Isotopes are atoms of the same element with different numbers of __________ & therefore different __________.