Atomic Structure Review Game Clark Kent : Superman :: Bruce Wayne : 1. 2. 3. 4. Batman Hulk Spiderman Wolverine 94% 6% 0% 1 2 3 0% 4 Please select a Team. 1. 2. 3. 4. 5. 6. Team 1 Team 2 Team 3 Team 4 Team 5 Team 6 25% 25% 19% 13% 13% 6% 1 2 3 4 5 6 Solid, Indivisible Sphere of Matter Whose model of the atom was that? 100% 1. 2. 3. 4. Dalton Thomson Rutherford Chadwick 1 0% 0% 2 3 0% 4 J.J. Thomson & Cathode Ray What happened to the cathode ray in the experiment? 1. It was repelled by a (+) charge. 2. It bounced back to the cathode. 3. It was stopped by a magnet. 4. It was deflected away from a (-) charge. 81% 13% 6% 0% 1 2 3 4 The charge-to-mass ratio of the cathode rays was always the same regardless of… 1. the metal used for the cathode. 2. the gas used in the tube. 3. Both 1 & 2 4. None of the above 87% 13% 0% 1 0% 2 3 4 Thomson’s Experiment The Cathode Ray Tube What particle did Thomson discover through the cathode ray experiment? 1. 2. 3. 4. Electron Proton Neutron All of the above 88% 13% 0% 1 2 3 0% 4 Millikan & Oil Drop Experiment What was Millikan able to measure in his oil drop experiment? 1. 2. 3. 4. Electron’s mass Electron’s charge Electron’s radius Oil’s density 71% 29% 0% 1 2 3 0% 4 Millikan and Thomson’s work revealed what property of electrons? 1. 2. 3. 4. Negative charge Exist in all atoms Mass is very small All of the above 94% 6% 1 0% 0% 2 3 4 Team Scores 600 Team 3 500 500 475 466.67 Team 1 Team 5 Team 2 Team 6 400 Team 4 What percentage of your current points would you like to wager on the next question? 1. 2. 3. 4. 5. 0% 25% 50% 75% 100% What did scientists conclude about the atom when the electron was discovered? 1. 2. 3. 4. The atom must contain a (+) charge. The atom was divisible. Most of the atom’s mass must come from another particle. All of the above 67% 20% 13% 0% 1 2 3 4 What was Thomson’s model of the atom? 1. 2. 3. 4. Nuclear model Neutron model Plum-pudding Cottage cheese 100% 0% 1 0% 2 0% 3 4 Number 1 is ___________ while number 2 is ____________. 1. 2. 3. 4. (+); (-) (-); (+) Neutral; (-) Neutral; (+) 75% 25% 0% 1 2 0% 3 4 JJ Thomson’s Model Team Scores 1300 1300 Team 1 Team 5 1025 833.33 500 Team 2 Team 6 Team 3 500 Team 4 Participant Scores 1300 1300 Sarah Horner Jacob Mann 1300 1300 1300 Troy Baney Gwendolyn Lowery Aaron Rockey Rutherford and Gold Foil What was the result of the gold foil experiment? 1. Most alpha particles bounced back. 2. All alpha particles went straight through. 3. A few alpha particles bounced back. 4. None of the above 88% 6% 6% 0% 1 2 3 4 What conclusion did Rutherford come to after the gold foil experiment? 1. Most of the atom is empty space. 2. A dense region of (+) charge existed in the atom. 3. Thomson’s model was incorrect. 4. All of the above 93% 7% 1 0% 0% 2 3 4 Rutherford’s Experiment Gold Foil What was Rutherford’s model of the atom? 1. 2. 3. 4. Planetary model Neutron model Gold foil model Nuclear model 50% 36% 14% 0% 1 2 3 4 Rutherford’s Nuclear Model Chadwick finished off the atom with the discovery of the ____________. 1. 2. 3. 4. Electron Proton Neutron Missing link 73% 27% 0% 1 2 0% 3 4 Team Scores 1700 Team 1 1500 Team 5 1375 1133.33 800 800 Team 2 Team 6 Team 3 Team 4 Participant Scores 1700 1700 Troy Baney Aaron Rockey 1700 1700 1700 Jacob Mann Sarah Horner Gwendolyn Lowery Atomic Structure What percentage of your current points would you like to wager on the next question? 1. 2. 3. 4. 5. 0% 25% 50% 75% 100% The nucleus takes up most of the room in the atom. 1. True 2. False 3. Depends on the element 4. Depends on the isotope 100% 0% 1 0% 2 3 0% 4 What percentage of your current points would you like to wager on the next question? 1. 2. 3. 4. 5. 0% 25% 50% 75% 100% The nucleus accounts for most of the mass of the atom. 1. True 2. False 3. Depends on the element 4. Depends on the isotope 100% 1 0% 0% 2 3 0% 4 What percentage of your current points would you like to wager on the next question? 1. 2. 3. 4. 5. 0% 25% 50% 75% 100% The diameter of an atom is _____ orders of magnitude smaller than the height of a human. 1. 2. 3. 4. 2 5 10 20 81% 13% 6% 0% 1 2 3 4 Which is the most massive subatomic particle? 1. Electron 2. Proton 3. Neutron 100% 0% 1 0% 2 3 Which particle has no charge? 1. Electron 2. Proton 3. Neutron 100% 0% 1 0% 2 3 Electrons are about half the size of protons. 1. True 2. False 94% 6% 1 2 For an atom to be neutral, it must have the same number of _________. 1. 2. 3. 4. e- & p+ e- & no no & p+ e- & p+ & no 63% 38% 1 0% 0% 2 3 4 Team Scores 14700 9400 Team 1 Team 5 8817.5 8 Team 2 7905.7 3 1828.1 3 Team 6 400 Team 3 Team 4 Participant Scores 14700 14700 Troy Baney Aaron Rockey 12200 12200 12200 Kayla Decker Karissa Dixon Whitney Stahly ? What is the number “8” in the previous slide? 1. 2. 3. 4. Atomic mass Atomic number Mass number Isotope number 94% 6% 0% 1 2 3 0% 4 What is special about the atomic number? 1. Number of protons 2. Defines an element 3. Also the number of electrons 4. All of the above 88% 13% 1 0% 0% 2 3 4 ? What is 15.9994 in the previous slide? 1. 2. 3. 4. 5. Atomic mass Molar mass Mass number 1&2 All of the above 50% 19% 19% 13% 0% 1 2 3 4 5 Hyphen Notation Carbon - 12 ? What is the number “12” in the previous slide? 1. Atomic number 2. Number of protons 3. Number of neutrons 4. Mass number 5. Both 1 & 2 56% 38% 6% 0% 1 0% 2 3 4 5 Nuclear Symbol ? ? 12 6 C The top number is the _______ number while the bottom is the ________ number. 1. 2. 3. 4. Mass; atomic Atomic; Mass Neutron; proton Proton; neutron 100% 1 0% 0% 2 3 0% 4 Mass # Atomic # 12 6 C What percentage of your current points would you like to wager on the next question? 1. 2. 3. 4. 5. 0% 25% 50% 75% 100% The nuclear symbol in the previous slide indicates the number of neutrons is _____. 1. 2. 3. 4. 5. 18 12 6 2 None of the above 100% 0% 1 0% 2 0% 3 4 0% 5 Isotopes © Addison-Wesley Publishing Company, Inc. When calculating average atomic mass, you must do a(n) _________ average. 1. 2. 3. 4. abundant simple weighted nuclear 100% 0% 1 0% 2 0% 3 4 Racing Leader Board 1. 2. 3. 4. 5. Team 1 (30200) Team 5 (19600) Team 2 (18785.16) Team 6 (15626.69) Team 4 (4356.25) Team Scores 30200 Team 1 19600 Team 5 18785. 16 15626. 69 4356.2 5 1600 Team 2 Team 6 Team 4 Team 3 Participant Scores 30200 30200 Troy Baney Aaron Rockey 25400 25400 25400 Whitney Stahly Kayla Decker Karissa Dixon Team MVP Points 30200 25400 24125 22200 5275 1600 Team Team 1 Team 5 Team 2 Team 6 Team 4 Team 3 Participant Aaron Rockey Whitney Stahly Sarah Horner Katelyn Matsko Kaylee Stauffer Sean Gipson Winner!!! Team 1