Chemistry Test Review1 – 8th Science Vocabulary: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. Element Atom Proton Neutron Electron subatomic particles atomic number atomic mass unit atomic mass mass number valence electron valence shell octet rule period shell/energy level group/family metals nonmetals metalloids Bohr model of the atom Lewis Dot Diagrams of an atom Representative elements Transition elements Physical Change 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. density electronegativity solid liquid gas sublimation brittle elasticity hardness malleable ductile Scientists pressure Physical change Chemical change Chemical Change Things to Know: How to determine the number of neutrons in an atom How to read the periodic table The difference between mass number and atomic mass The charge and location of each type of subatomic particle (proton, neutron, electron) Electrons Which ones have the most energy Which ones have the least energy Trends in the Periodic Table Atomic Radius - size Valence electrons Characteristics of Metals and Nonmetals How to draw a Bohr model of an atom How to draw the Lewis Dot Diagram of an atom How to calculate Density How to convert between area units and volume units Activities We Did in Class: Drawing Bohr Models of atoms Drawing Lewis Dot Diagrams of atoms Rutherford’s Gold Foil Experiment Test Your Metal Lab Periodic Table Scavenger Hunt – know how to determine the numbers of protons, neutrons, electrons, the period and number of valence electrons for atoms Atom Builder Game 6 Scientists Parts, Purpose, Complexity for the different DEMOs we did I. 1. 2. Know the Chemistry Rules: # of protons = # of electrons Atomic Mass – Atomic Number = # of Neutrons (P + N) – (P) = # of Neutrons 3. Electrons in the energy levels 1st energy level 2e nd 2 energy level 8e rd 3 energy level 18 e II: Draw some atoms with Lewis Dot Diagram Cl Li H Na N Ne III: Draw the Bohr model of the following atoms: V. Ar Br Mg O Find the following: Name 1. Hydrogen 2. Beryllium 3. Carbon 4. Aluminum Symbol Atomic Mass Atomic # #P #e #N 5. Silver 6. Lead 7. Copper 8. Iron 9. Mercury 10. Bromine