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Unit 2—Bazinga Review

Unit 2—Bazinga Review. ACP C101-C121. Question 1. An important result of Rutherford’s experiment with gold foil was to establish that _________. A) atoms have mass B) electrons have a negative charge C) neutrons are uncharged particles

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Unit 2—Bazinga Review

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  1. Unit 2—Bazinga Review ACP C101-C121

  2. Question 1 An important result of Rutherford’s experiment with gold foil was to establish that _________. A) atoms have mass B) electrons have a negative charge C) neutrons are uncharged particles D) the atom is mostly empty space

  3. Question 1 An important result of Rutherford’s experiment with gold foil was to establish that _________. A) atoms have mass B) electrons have a negative charge C) neutrons are uncharged particles D) the atom is mostly empty space

  4. Question 2 Which subatomic particle has a charge of +1? A) electron B) neutron C) proton D) meson

  5. Question 2 Which subatomic particle has a charge of +1? A) electron B) neutron C) proton D) meson

  6. Question 3 Which particle has the least mass? A) electron B) neutron C) proton D) all particles have the same mass

  7. Question 3 Which particle has the least mass? A) electron B) neutron C) proton D) all particles have the same mass

  8. Question 4 Cathode rays are composed of _________. A) alpha particles B) electrons C) protons D) neutrons

  9. Question 4 Cathode rays are composed of _________. A) alpha particles B) electrons C) protons D) neutrons

  10. Question 5 The atomic number of an element is the same as the number of __________. A) protons B) neutrons C) protons + electrons D) protons + neutrons

  11. Question 5 The atomic number of an element is the same as the number of __________. A) protons B) neutrons C) protons + electrons D) protons + neutrons

  12. Question 6 How many neutrons are present in an atom of tin that has an atomic number of 50 and a mass number of 119? A) 50 B) 69 C) 119 D) 169

  13. Question 6 How many neutrons are present in an atom of tin that has an atomic number of 50 and a mass number of 119? A) 50 B) 69 C) 119 D) 169

  14. Question 7 Which atom has more neutrons? A) potassium-40 B) argon-40 C) potassium-41 D) argon-41

  15. Question 7 Which atom has more neutrons? A) potassium-40 B) argon-40 C) potassium-41 D) argon-41

  16. Question 8 Which of the following isotopes is NOT likely to be stable? A) 126C B) 20682Pb C) 13450Sn

  17. Question 8 Which of the following isotopes is NOT likely to be stable? A) 126C B) 20682Pb C) 13450Sn

  18. Question 9 Balance the following nuclear equation: 4319K  4320 Ca + __________

  19. Question 9 Balance the following nuclear equation: 4319K  4320 Ca + 0-1e

  20. Question 10 Write the nuclear equation for the release of an alpha particle by 21082Pb.

  21. Question 10 Write the nuclear equation for the release of an alpha particle by 21082Pb. 21082Pb  42He + 20680 Hg

  22. Question 11 Complete the following nuclear equation: _______  18776Os + 0-1 e

  23. Question 11 Complete the following nuclear equation: 187 75 Re  18776Os + 0-1 e

  24. Question 12 The mass of the nucleus is ______. A) greater that the mass of the protons and neutrons that make up the nucleus B) equal to the mass of the protons and neutrons that make up the nucleus C) less than the mass of the protons and neutrons that make up the nucleus D) converted into energy

  25. Question 12 The mass of the nucleus is ______. A) greater that the mass of the protons and neutrons that make up the nucleus B) equal to the mass of the protons and neutrons that make up the nucleus C) less than the mass of the protons and neutrons that make up the nucleus D) converted into energy

  26. Question 13 Which type of radiation has the most penetrating power? A) an alpha particle B) a beta particle C) a gamma ray D) a neutron

  27. Question 13 Which type of radiation has the most penetrating power? A) an alpha particle B) a beta particle C) a gamma ray D) a neutron

  28. Question 14 Which two particles have the same mass, but are opposite in charge? A) a beta particle and a positron B) a neutron and a proton C) a proton and an electron D) an alpha particle and a proton

  29. Question 14 Which two particles have the same mass, but are opposite in charge? A) a beta particle and a positron B) a neutron and a proton C) a proton and an electron D) an alpha particle and a proton

  30. Question 15 Which of the following nuclides is radioactive? A) 4020Ca B) 22688 Ra C) 126C D) 20682Pb

  31. Question 15 Which of the following nuclides is radioactive? A) 4020Ca B) 22688 Ra C) 126C D) 20682Pb

  32. Question 16 The half-life of thorium -234 is 14 days. If you have a 42.0 g sample, how much will remain after 72 days? A) 42.0 g B) 21.0 g C) 10.5 g D) 5.25 g

  33. Question 16 The half-life of thorium -234 is 14 days. If you have a 42.0 g sample, how much will remain after 72 days? A) 42.0 g B) 21.0 g C) 10.5 g D) 5.25 g

  34. Question 17 Gamma rays… A) have the same energy as a beta particle B) are visible light C) have no charge and no mass D) are not a form of electromagnetic radiation

  35. Question 17 Gamma rays… A) have the same energy as a beta particle B) are visible light C) have no charge and no mass D) are not a form of electromagnetic radiation

  36. Question 18 It takes 5.2 minutes for a 4.0 g sample of francium-210 to decay until only 1.0 g is left. What is the half life of francium-210? A) 1.3 min B) 2.6 min C) 5.2 min D) 7.8 min

  37. Question 18 It takes 5.2 minutes for a 4.0 g sample of francium-210 to decay until only 1.0 g is left. What is the half life of francium-210? A) 1.3 min B) 2.6 min C) 5.2 min D) 7.8 min

  38. Question 20 A positron forms when… A) a neutron breaks down B) an electron is released C) a proton breaks down D) an electron is captured

  39. Question 20 A positron forms when… A) a neutron breaks down B) an electron is released C) a proton breaks down D) an electron is captured

  40. Question 21 What type of decay will occur when a nucleus has too many neutrons and protons? A) alpha B) beta C) gamma D) both alpha and beta

  41. Question 21 What type of decay will occur when a nucleus has too many neutrons and protons? A) alpha B) beta C) gamma D) both alpha and beta

  42. Question 22 Which of the following is produced when a neutron breaks down? A) positron B) proton C) electron D) all of the above

  43. Question 22 Which of the following is produced when a neutron breaks down? A) positron B) proton C) electron D) all of the above

  44. Question 23 Beta decay occurs when a nucleus contains too many ___________. A) electrons B) neutrons C) protons D) particles

  45. Question 23 Beta decay occurs when a nucleus contains too many ___________. A) electrons B) neutrons C) protons D) particles

  46. Question 24 Electron capture occurs when a nucleus contains too many ______. A) Protons B) Neutrons C) Electrons D) Protons and neutrons

  47. Question 24 Electron capture occurs when a nucleus contains too many ______. A) Protons B) Neutrons C) Electrons D) Protons and neutrons

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