Unit 6 Review Atomic Structure

For 238U, the 238 is the Atomic Mass Mass Number Atomic Number Number of Protons Number of Neutrons Leader Board 1 2 3 4 5

Which of the following number of neutrons would result in the most stable nucleus of sodium? Four Twelve Eighteen Twenty-three Leader Board 1 2 3 4 5

How many electrons does Sr+2 have?? 36 38 40 88 Leader Board 1 2 3 4 5

Which isotope of Barium will most likely be stable? Leader Board 1 2 3 4 5

Which of the following shows the radiation in order of increasing harmfulness? Gamma, Beta, Alpha Beta, Alpha, Gamma Alpha, Beta, Gamma Beta, Gamma, Alpha Alpha, Gamma, Beta Leader Board 1 2 3 4 5

Which element has the configuration [Kr]5s14d10 ? Pd Ag Cd Sr Cu Zn Leader Board 1 2 3 4 5

What does an alpha particle consist of? 1 proton 2 protons 2 neutrons 2 protons and 2 neutrons 4 protons 4 neutrons Leader Board 1 2 3 4 5

Which of the following would be a product of the beta decay of Ra-227? Rn-223 Ac-227 Leader Board 1 2 3 4 5

Which of the following causes light to be given off in neon lights? The gas is burned, giving off light The electrons absorb energy and jump up Electrons jump from the excited to ground state A tiny wire in the tube glows when hot Leader Board 1 2 3 4 5

Level 5 to 2 Level 4 to 2 Level 3 to 2 Level 5 to 3 Level 4 to 3 Using your hydrogen spectrum sheet on page 19, which electron jump produces an energy with a wavelength 4800 Angstroms ? Level 5 to 2 Level 4 to 2 Level 3 to 2 Level 5 to 3 Level 4 to 3 Leader Board 1 2 3 4 5

Which represents the quantum numbers for the last electron in Se? 4, p, z, +1 4, p, y, +1 4, p, x, +1 4, p, x, -1 Leader Board 1 2 3 4 5

Which of the following is an example of nuclear fission? 238U  234Th + 4He 236U  90Sr + 143Xe + 3 1n 1H +3H  4He 210Po  210At + 0e- Leader Board 1 2 3 4 5

7 minutes 8 minutes 15 minutes 20 minutes 23 minutes If Radium-245 has a half life of 5 minutes, how long will it take a 36g sample to only have 4.5 grams remain? 7 minutes 8 minutes 15 minutes 20 minutes 23 minutes Leader Board 1 2 3 4 5

Principal Quantum Number Spin Quantum Number Which of the following describes the type of orbital an electron is in? Principal Quantum Number Spin Quantum Number Angular Momentum Quantum Number Magnetic Quantum Number Bohr Quantum Number Leader Board 1 2 3 4 5

Which statement below correctly describes the behavior of subatomic particles in a magnetic field ? Alpha and Beta are both deflected in the same direction while gamma shows no response Gamma and Alpha are both deflected in opposite directions while beta shows no response Alpha and Beta are both deflected in opposite directions, while gamma shows no response Only alpha is deflected. Beta and Gamma show no response. Leader Board 1 2 3 4 5

What is the wavelength in meters of energy with a wavelength of 32,400Å? (1 Angstrom = 1 x 10-10 meters.) 3.24 x 10-5 m 3.24 x 10-6 m 3.40 x 10-15 m 3.40 x 10-14 m 3.09 x 1013 m 3.09 x 1014 m Leader Board 1 2 3 4 5

Which pair of atoms are isotopes of the same element? and Leader Board 1 2 3 4 5

Which of the following is not true about nuclear power plants? They use nuclear fission reactions They use steam to turn generators They have radioactive byproducts They are major contributors to acid rain Leader Board 1 2 3 4 5

Which of the following best explains where the energy comes from in nuclear power? Pulling apart the nucleus gives energy Mass is lost and converted into energy Radioactive particles release energy Electrons jump down energy levels Leader Board 1 2 3 4 5