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CST Review Part 2
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- 2. CST Review Acids &Bases and pH
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- 4. Copyright Richards 2009 ClassWork Page 59 Study
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- 7. How can substancesbe classified? BasesAcids Neutral 1. Has pH1 - pH6 2. Turns litmus red 3. Tastes sour 1. Has pH7 2. Does not change litmus 1. Has pH8 - pH14 2. Turns litmus blue 3. Tastes bitter
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- 12. Metals Non-Metals Metalloids What is Hydrogen DoingHere? Hydrogen belongs in Group 1. It was put here because Hydrogen is a non-metal. Metals Non-Metals Metalloids Foldable Page 30 Study
- 13. In which regionof the table would nonmetals be found? A 1 B 2 C 3 D 4 CST Review Questions 27
- 14. How are electrons,protons and neutrons arranged in the atom? 8 Elements form a dividing line between metals and nonmetals. What are the general types of elements in the periodic table? dividing line Po
- 15. How are electrons,protons and neutrons arranged in the atom? These elements are called metalloids. What are the general types of elements in the periodic table? metalloids Po
- 16. What are thegeneral types of elements in the periodic table? Most of the elements in the periodic table are metals to the left of the line. Metals Po
- 17. What are thegeneral types of elements in the periodic table? The elements to the right of the zigzag are Non-metals. Non-metals Po
- 18. CST Review Questions Inwhich region of the table would nonmetals be found? A 1 B 2 C 3 D 4 27
- 19. CST Review Questions Inwhich region of the table would nonmetals be found? A 1 B 2 C 3 D 4 27
- 20. Analyzing the PeriodicTable Graphic Organizer Page 27 6 7 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
- 21. Analyzing the PeriodicTable Graphic Organizer Page 26 1 Alkali Metals 2 Alkaline Earth Metals 3-12 Transition Metals 13 Boron Family 14 Carbon Family 15 Nitrogen Family 16 Oxygen Family 17 Halogens 18 Inert or Noble Gases
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- 25. How are electrons,protons and neutrons arranged in the atom? The inert (noble) gases are the elements in Group 18 of the periodic table. What are the noble (inert) gases? Silicon Inert Gases
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- 27. What are thegeneral types of elements in the periodic table? . Non-metals Po metalloids Metals
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- 29. E-Review Question 1Explanation The number of protons of an element is called the atomic number. Carbon Oxygen 6 protons Atomic Number = 6 8 protons Atomic Number = 8 Hydrogen 1 proton Atomic Number = 1
- 30. How many protonsdo atoms have? 1. Atomic numbers are the smaller numbers on the periodic table. C 6 Carbon 12 Atomic Number (smaller number on chart)
- 31. How many protonsdo atoms have? All elements have DIFFERENT atomic numbers. C 6 Carbon 12 Atomic Number (smaller number on chart)
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- 34. Metal Nonmetal MetalloidFoldable Study Page 31
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- 37. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum V. Metals are identified by their physical properties.
- 38. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 1. Shininess Metals are shiny.
- 39. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 2. Hardness Metals are hard.
- 40. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 3. Malleable Metals can be pounded into different shapes.
- 41. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 4. Ductile Metals can be made into a wire.
- 42. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 5. Conduct Heat Metals conduct heat.
- 43. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 6. Conduct Electricity Metals conduct electricity.
- 44. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 7. Solids at room temperature Most metals are solids. (Mercury is the only liquid metal)
- 45. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 8. High Melting Temperature Metals have high melting temperatures.
- 46. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? Non-metals have very few of the characteristics of metals. Nitrogen Carbon Iodine Non-metals Oxygen Bromine
- 47. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 1. Gases at Room Temperature Some Non-metals are gases.
- 48. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 2. Solids at Room Temperature Some Non-metals are solids.
- 49. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 3. Liquid at Room Temperature Bromine is the only liquid Non-metal
- 50. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 4. Low Boiling Point Most Non-metals boil at a low temperature.
- 51. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 5. Dull Most Non-metals are dull not shiny.
- 52. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 6. Brittle Most Non-metals will break if you hammer or pull them.
- 53. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 7. Poor Conductors Non-metals do not conduct heat or electricity.
- 54. How are electrons,protons and neutrons arranged in the atom?What are the general types of elements in the periodic table? Boron (B) Silicon (Si) Germanium (Ge) Arsenic (As) Antimony (Sb) Tellurium (Te) Astatine (At) Metalloids Metalloids
- 55. 1. Properties of Metalsand Non Metals Metalloids have some of the properties of metals and nonmetals How are electrons, protons and neutrons arranged in the atom? Metalloids have some of the properties of metals and nonmetals. What are the characteristics of Metalloids? Metalloids Boron Antimony Silicon
- 56. How are electrons,protons and neutrons arranged in the atom? They are semiconductors. What are the characteristics of Metalloids? Metalloids Boron Antimony Silicon 2. Semiconductors Metalloids conduct electricity at different temperatures and exposures to light.
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- 60. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 8. Low Melting Temperatures Non-metals melt at low temperatures.
- 61. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 8. High Melting Temperature Metals have high melting temperatures.
- 62. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of Non-metals? A. Some of the physical characteristics of non-metals are: Nitrogen Carbon Iodine Non-metals Oxygen Bromine 7. Poor Conductors Non-metals do not conduct heat or electricity.
- 63. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 5. Conduct Heat Metals conduct heat.
- 64. How are electrons,protons and neutrons arranged in the atom?What are the characteristics of metals? Metals Silver Gold Copper Platinum A. Some of the physical properties of metals are: 6. Conduct Electricity Metals conduct electricity.
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- 70. Atomic Structure GraphicOrganizer + + Proton Electron Nucleus - - Energy Levels Neutron - - Helium Atom Electron Cloud + 1 (positive) 0 (no charge neutral) - 1 (negative) 1 AMU 1 AMU 0 AMU Electrons swirl around the nucleus at high speeds forming a cloud. Far from the nucleus Number of protons nucleus nucleus Number Atomic Average Mass Atomic protons + neutrons Study Page 36
- 71. 10. What isthe reference point? CST Review Questions 21
- 72. How are electrons,protons and neutrons arranged in the atom? A. Protons and neutrons are in the center of the atom. Bohr Atom protons neutrons
- 73. How are electrons,protons and neutrons arranged in the atom? Bohr Atom protons neutrons nucleus 1. The center of the atom is called the nucleus.
- 74. How are electrons,protons and neutrons arranged in the atom? B. Electrons swirl around the nucleus at high speeds, forming a cloud. Bohr Atom electrons Electron Cloud
- 75. How are electrons,protons and neutrons arranged in the atom? protons neutrons nucleus Copy This Diagram in Your Notes. electrons
- 76. 10. What isthe reference point? CST Review Questions 21
- 77. 10. What isthe reference point? CST Review Questions 21
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- 83. Isotope Graphic OrganizerPage 40 Study
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- 85. How are isotopeswritten? Carbon-13 X. Isotope names contain the name of the element and the mass number of the isotope. Isotope name element mass number
- 86. How many neutronsdo atoms have? protons neutrons Carbon-14 6 protons 8 neutrons 14 total Carbon-13 6 protons 7 neutrons 13 total Carbon-12 6 protons 6 neutrons 12 total IX. Forms of an element with different numbers of neutrons are called isotopes. 3 isotopes of carbon
- 87. How many neutronsdo atoms have? Carbon-14 6 protons 8 neutrons 14 total Carbon-13 6 protons 7 neutrons 13 total Carbon-12 6 protons 6 neutrons 12 total A. Isotopes are named by the element’s name and mass number (the number of protons + neutrons.) isotopes of carbon
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- 93. Cornell NotesInteractive NotebookPage 34 Study
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- 96. What are chemicalformulas? nitrogen atom Chemical formulas tell you the elements in a compound. ammonia molecule hydrogen atom NH3
- 97. What are chemicalformulas? nitrogen atom Chemical formulas tell you the elements in a compound. ammonia molecule hydrogen atom NH3
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- 110. How is massconserved? D. However in a chemical reaction the mass of the reactants ALWAYS equals the mass of the products. sodium + chlorine salt 13 g Na + 12 g Cl 25 g NaCl
- 111. How are atomsconserved? A. The atoms going into the reaction are always same as the atoms coming out in the products. 2H 2O H2O2 2 hydrogen 2 oxygen 1 peroxide atoms atoms molecule O H H O H H O O
- 112. Chemical Reactions 2H SH2SO4 2 hydrogen 1 sulfur 4 oxygen 1 sulfuric atoms atom atoms acid molecule The number of atoms of each element is the same on both sides of a chemical reaction. 4O =+ +
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- 116. What happens toenergy in a chemical reaction? VI. Energy can be released or absorbed when matter changes.
- 117. What happens toenergy in a chemical reaction? A. When heat energy is absorbed it is called endothermic. (Gets cold)
- 118. What happens toenergy in a chemical reaction? B. When heat energy is released it is called exothermic. (Gets hot) wood =+ carbon Burning
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- 122. How are elementsand compounds different? III. The properties of compounds are always different from the properties of the elements that formed them . Hydrogen (gas) Oxygen (gas) = Water (liquid) element element compound +
- 123. What are compounds? + 1.Hydrogen is an explosive gas. Hydrogen
- 124. What are compounds? + Hydrogen2.Oxygen is a gas which burns. Oxygen
- 125. What are compounds? + Hydrogen3.They form water which is a freezing liquid. water
- 126. What are compounds? 3.The properties of water are nothing like the properties of hydrogen and oxygen. Hydrogen + Oxygen = Water explodes burns freezes
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- 134. How is densitycalculated? IV. Density can be calculated using the following formula: Density = Mass Volume Density = g mL
- 135. Mass Volume What is speed? Thedensity equation can be rewritten to solve different types of density problems. Density =
- 136. Mass Density Formula You canrewrite the Density Formula Density Volume
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- 139. Mass Volume What is speed? Thedensity equation can be rewritten to solve different types of density problems. Density =
- 140. Mass Density Formula You canrewrite the Density Formula Density Volume
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- 143. Mass Density Formula You canrewrite the Density Formula Density Volume
- 144. Mass Density Formula You canrewrite the Density Formula Density Volume
- 145. 5 CST Review Questions Mass= Density X Volume
- 146. 5 CST Review Questions Mass= Density X Volume Brick MassA = ? Brick MassB = ? Air MassC = ? Air MassD = ?
- 147. 5 CST Review Questions Mass= Density X Volume Brick MassA = 2000 X 2 = 4000 Brick MassB = ? Air MassC = ? Air MassD = ?
- 148. 5 CST Review Questions Mass= Density X Volume Brick MassA = 2000 X 2 = 4000 Brick MassB = 2000 X 4 = 8000 Air MassC = ? Air MassD = ?
- 149. 5 CST Review Questions Mass= Density X Volume Brick MassA = 2000 X 2 = 4000 Brick MassB = 2000 X 4 = 8000 Air MassC = 1 X 6000 = 6000 Air MassD = ?
- 150. 5 CST Review Questions Mass= Density X Volume Brick MassA = 2000 X 2 = 4000 Brick MassB = 2000 X 4 = 8000 Air MassC = 1 X 6000 = 6000 Air MassD = 1 X 10000 = 10000
- 151. 5 CST Review Questions Mass= Density X Volume Brick MassA = 2000 X 2 = 4000 Brick MassB = 2000 X 4 = 8000 Air MassC = 1 X 6000 = 6000 Air MassD = 1 X 10000 = 10000
- 152. 5 CST Review Questions Mass= Density X Volume Brick MassA = 2000 X 2 = 4000 Brick MassB = 2000 X 4 = 8000 Air MassC = 1 X 6000 = 6000 Air MassD = 1 X 10000 = 10000
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- 154. Why is densityimportant? V. Density determines what things will sink and float in a given liquid.
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- 158. Why is densityimportant? A. If an object has LESS density than the liquid it will FLOAT. The ball has LESS density than water. density of ball = less than water
- 159. Why is densityimportant? B. If an object has MORE density than the liquid it will SINK. The ball has MORE density than water. density of ball = more than water
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- 169. CST Review Carbon and LifeMolecules
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- 171. Copyright Richards 2009 ClassWork Page 49 Study
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- 173. Why is carbonimportant to living things? A. Carbon can form bonds with itself.
- 174. Why is carbonimportant to living things? B. Carbon can form molecules with long chains of atoms.
- 175. Why is carbonimportant to living things? C. Carbon can form molecules made of rings of atoms.
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- 178. Carbon: Chemistry ofLife C. Many molecules found in living things (like DNA, sugars, fats, and proteins) are LARGE molecules containing chains of carbon. glucose saturated fat DNA
- 179. Carbon: Chemistry ofLife D. Salt (NaCl) and water (H2O) are small molecules in living things.
- 180. Molecules in LivingThings Thinking Map water salt
- 181. Hands on Activity 6C12H C6H12O6 6 carbon 12 hydrogen 6 oxygen 1 glucose atoms atoms atoms sugar molecule =+ Making Molecular Models of Chemical Equations: 1. Write the reaction below. 2. Using the legend, make a model of this reaction: 6O +
- 182. glucose Hands on Activity 6C12H C6H12O6 Making Molecular Models of Chemical Equations: 6O O O O O H O O C C C C C C H H H H H H H H
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- 185. Carbon: Chemistry ofLife I. Six elements form most molecules in living things: Phosphorus Nitrogen Carbon Hydrogen Oxygen Sulfur Please Never Call Her On Sunday
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- 190. Copyright Richards 2009 ClassWork Page 51
- 191. 1. Salt crystals havealternating atoms of sodium and chlorine. Crystal Molecules
- 192. Crystal Molecules 2. Thealternating pattern of sodium and chlorine atoms gives salt the shape of cubes.