# AP Chapter 6 Study Questions

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1 Class: Date: AP Chapter 6 Study Questions True/False Indicate whether the statement is true or false. 1. The wavelength of radio waves can be longer than a football field. 2. Black body radiation is the emission of light from metal surfaces. 3. If a hydrogen atom electron jumps from the n=6 orbit to the n=2 orbit, energy is released. 4. The square of Schrodinger's wave equation is called an orbital. 5. The electron density of the 2s orbital is asymmetric. 6. The larger the principal quantum number of an orbital, the lower is the energy of the electrons in that orbital. 7. When the value of n is greater than or equal to 3, electrons can reside in d orbitals. 8. An NMR spectrum results from photon irradiation in which the nuclear spin alignment is flipped. Multiple Choice Identify the choice that best completes the statement or answers the question. 9. Electromagnetic radiation travels through vacuum at a speed of m/s. a. 186,000 b. 125 c d. 10,000 e. It depends on wavelength. 10. The wavelength of light that has a frequency of s -1 is m. a b c d e Ham radio operators often broadcast on the 6-meter band. The frequency of this electromagnetic radiation is MHz. a. 500 b. 200 c. 50 d. 20 e What is the frequency (s -1 ) of electromagnetic radiation that has a wavelength of 0.53 m? a b c d e The energy of a photon of light is proportional to its frequency and proportional to its wavelength. a. directly, directly b. inversely, inversely c. inversely, directly d. directly, inversely e. indirectly, not 14. Of the following, radiation has the shortest wavelength. a. X-ray b. radio c. microwave d. ultraviolet e. infrared 15. What is the frequency of light (s -1 ) that has a wavelength of cm? a b c d e What is the frequency of light (s -1 ) that has a wavelength of cm? a b c d e

2 17. What is the wavelength of light (nm) that has a frequency of s -1? a. 932 b. 649 c d e What is the wavelength of light (nm) that has a frequency s -1? a. 932 b. 649 c d e The wavelength of a photon that has an energy of J is m. a b c d e The energy of a photon that has a wavelength of 9.0 m is J. a b c d e The frequency of a photon that has an energy of J is s -1. a b c d e The energy of a photon that has a wavelength of 12.3 nm is J. a b c d e The energy of a photon that has a wavelength of 13.2 nm is J. a b c d e The energy of a photon that has a frequency of s -1 is J. a b c d e What is the frequency (s -1 ) of a photon that has an energy of J? a. 436 b c d e What is the wavelength (angstroms) of a photon that has an energy of J? a. 454 b c d e A mole of red photons of wavelength 725 nm has kj of energy. a b c d. 165 e A mole of yellow photons of wavelength 527 nm has kj of energy. a. 165 b. 227 c d e It takes 254 kj/mol to eject electrons from a certain metal surface. What is the longest wavelength of light (nm) that can be used to eject electrons from the surface of this metal via the photoelectric effect? a. 471 b. 233 c. 165 d. 725 e Of the following, radiation has the longest wavelength and radiation has the greatest energy. gamma ultraviolet visible a. ultraviolet, gamma b. visible, ultraviolet c. gamma, gamma d. visible, gamma e. gamma, visible 32. What color of visible light has the longest wavelength? a. blue b. violet c. red d. yellow e. green 25. The energy of a photon that has a frequency of s -1 is J. a b c d e

3 33. Of the following, radiation has the shortest wavelength and radiation has the greatest energy. gamma ultraviolet visible a. gamma, visible b. visible, gamma c. visible, ultraviolet d. ultraviolet, gamma e. gamma, gamma 34. What color of visible light has the highest energy? a. violet b. blue c. red d. green e. yellow 35. Which one of the following is considered to be ionizing radiation? a. visible light b. radio waves c. X-rays d. microwaves e. infrared radiation 36. Of the following transitions in the Bohr hydrogen atom, the transition results in the emission of the highest-energy photon. a. n = 1 n = 6 b. n = 6 n = 1 c. n = 6 n = 3 d. n = 3 n = 6 e. n = 1 n = Using Bohr's equation for the energy levels of the electron in the hydrogen atom, determine the energy (J) of an electron in the n = 4 level. a b c d e An electron in a Bohr hydrogen atom has an energy of J. The value of n for this electron is a. 1 b. 2 c. 3 d. 4 e The energy (J) required for an electronic transition in a Bohr hydrogen atom from n = 2 to n = 3 is J. a b c d e Calculate the energy (J) change associated with an electron transition from n = 2 to n = 5 in a Bohr hydrogen atom. a b c d e The frequency of electromagnetic radiation required to promote an electron from n = 2 to n = 4 in a Bohr hydrogen atom is Hz. a b c d e A spectrum containing only specific wavelengths is called a spectrum. a. line b. continuous c. visible d. Rydberg e. invariant 43. When the electron in a hydrogen atom moves from n = 6 to n = 2, light with a wavelength of nm is emitted. a b. 434 c. 487 d. 657 e When the electron in a hydrogen atom moves from n = 6 to n = 1, light with a wavelength of nm is emitted. a. 487 b. 411 c. 434 d e When the electron in a hydrogen atom moves from n = 8 to n = 2 light with a wavelength of nm is emitted. a. 657 b c. 411 d. 487 e The n = 2 to n = 6 transition in the Bohr hydrogen atom corresponds to the of a photon with a wavelength of nm. a. emission, 410 b. absorption, 410 c. absorption, 660 d. emission, 94 e. emission, The n = 5 to n = 3 transition in the Bohr hydrogen atom corresponds to the of a photon with a wavelength of nm. a. absorption, 657 b. absorption, 1280 c. emission, 657 d. emission, 1280 e. emission, The n = 8 to n = 4 transition in the Bohr hydrogen atom occurs in the region of the electromagnetic spectrum. a. infrared b. visible c. ultraviolet d. microwave e. X-ray 3

4 49. The n = 8 to n = 2 transition in the Bohr hydrogen atom occurs in the region of the electromagnetic spectrum. a. radio b. X-ray c. infrared d. microwave e. ultraviolet 50. The debroglie wavelength of a particle is given by a. h + mv b. hmv c. h/mv d. mv/c e. mv 51. What is the de Broglie wavelength (m) of a 2.0 kg object moving at a speed of 50 m/s? a b c d e What is the de Broglie wavelength (m) of a 25 g object moving at a speed of 5.0 m/s? a b c d e At what speed (m/s) must a 10.0 mg object be moving to have a de Broglie wavelength of m? a. 4.1 b c d e At what speed (m/s) must a 3.0 mg object be moving in order to have a de Broglie wavelength of m? a b c d. 4.1 e The de Broglie wavelength of an electron is m. The mass of an electron is kg. The velocity of this electron is m/s. a b c d e The de Broglie wavelength of a bullet (7.5 g) traveling at 700 m/s is m. a b c d e The de Broglie wavelength of a car ( kg) traveling at 75 km/hr is m. a b c d e The wavelength of an electron whose velocity is m/s and whose mass is g is m. a b. 12 c d e The quantum number defines the shape of an orbital. a. spin b. magnetic c. principal d. azimuthal e. psi 60. There are orbitals in the third shell. a. 25 b. 4 c. 9 d. 16 e The subshell contains only one orbital. a. 5d b. 6f c. 4s d. 3d e. 1p 62. There are orbitals in the second shell. a. 1 b. 2 c. 4 d. 8 e The azimuthal quantum number is 3 in orbitals. a. s b. p c. d d. f e. a 64. The n = 1 shell contains p orbitals. All the other shells contain p orbitals. a. 3, 6 b. 0, 3 c. 6, 2 d. 3, 3 e. 0, The lowest energy shell that contains f orbitals is the shell with n = a. 3 b. 2 c. 4 d. 1 e The principal quantum number of the first d subshell is a. 1 b. 2 c. 3 d. 4 e The total number of orbitals in a shell is given by a. I 2 b. n 2 c. 2n d. 2n + 1 e. 2l + 1 4

5 68. In a hydrogen atom, an electron in a orbital can absorb a photon, but cannot emit a photon. a. 3s b. 2s c. 3p d. 1s e. 3f 69. -orbitals are spherically symmetrical. a. s b. p c. d d. f e. g 70. How many p-orbitals are occupied in a Ne atom? a. 5 b. 6 c. 1 d. 3 e Each p-subshell can accommodate a maximum of electrons. a. 6 b. 2 c. 10 d. 3 e How many quantum numbers are necessary to designate a particular electron in an atom? a. 3 b. 4 c. 2 d. 1 e A orbital is degenerate with a 5d z 2 in a many-electron atom. a. 5p z b. 4d z 2 c. 5s d. 5d xy e. 4d zz 74. The 3p subshell in the ground state of atomic xenon contains electrons. a. 2 b. 6 c. 8 d. 10 e The second shell in the ground state of atomic argon contains electrons. a. 2 b. 6 c. 8 d. 18 e The 4d subshell in the ground state of atomic xenon contains electrons. a. 2 b. 6 c. 8 d. 10 e [Ar]4s 2 3d 10 4p 3 is the electron configuration of a(n) atom. a. As b. V c. P d. Sb e. Sn 78. There are unpaired electrons in a ground state phosphorus atom. a. 0 b. 1 c. 2 d. 3 e There are unpaired electrons in a ground state fluorine atom. a. 0 b. 1 c. 2 d. 3 e In a ground-state manganese atoms, the subshell is partially filled. a. 3s b. 4s c. 4p d. 3d e. 4d 81. The principal quantum number for the outermost electrons in a Br atom in the ground state is a. 2 b. 3 c. 4 d. 5 e The azimuthal quantum number for the outermost electrons in a nitrogen atom in the ground state is a. 0 b. 1 c. 2 d. 3 e The electron configuration of a ground-state Ag atom is a. [Ar]4s 2 4d 9 b. [Kr]5s 1 4d 10 c. [Kr]5s 2 3d 9 d. [Ar]4s 1 4d 10 e. [Kr]5s 2 4d The ground state electron configuration for Zn is a. [Kr]4s 2 3d 10 b. [Ar]4s 2 3d 10 c. [Ar]4s 1 3d 10 d. [Ar]3s 2 3d 10 e. [Kr]3s 2 3d Which is the correct ground-state electron configuration for silver? a. [Kr]5s 2 4d 9 b. [Kr]5s 1 4d 10 c. [Kr]5s 2 4d 10 d. [Xe]5s 2 4d 9 e. [Xe]5s 1 4d What is the correct ground-state electron configuration for molybdenum? a. [Kr]5s 1 4d 10 b. [Kr]5s 2 4d 4 c. [Kr]5s 1 4d 5 d. [Kr]5s 2 4d 5 e. [Kr]5s 2 4d All of the have a valence shell electron configuration ns 1. a. noble gases b. halogens c. chalcogens d. alkali metals e. alkaline earth metals 88. The elements in the period of the periodic table have a core-electron configuration that is the same as the electron configuration of neon. a. first b. second c. third d. fourth e. fifth 5

6 89. The largest principal quantum number in the ground state electron configuration of iodine is a. 1 b. 4 c. 5 d. 6 e The largest principal quantum number in the ground state electron configuration of barium is a. 1 b. 2 c. 4 d. 5 e The largest principal quantum number in the ground state electron configuration of cobalt is a. 2 b. 3 c. 4 d. 7 e Elements in group have a np 6 electron configuration in the outer shell. a. 4A b. 6A c. 7A d. 8A e. 5A 93. Which group in the periodic table contains elements with the valence electron configuration of ns 2 np 1? a. 1A b. 2A c. 3A d. 4A e. 8A 94. Which one of the following is correct? a. ν + λ = c b. ν λ = c c. ν = cν d. λ = cν e. νλ = c 95. The photoelectric effect is a. the total reflection of light by metals giving them their typical luster b. the production of current by silicon solar cells when exposed to sunlight c. the ejection of electrons by a metal when struck with light of sufficient energy d. the darkening of photographic film when exposed to an electric field e. a relativistic effect 96. Low-frequency electromagnetic fields with potential biological effects have frequencies of Hz. a b c ,000 d e The wavelength of light emitted from a traffic light having a frequency of 5.75 x Hz is. a. 702 nm b. 641 nm c. 674 nm d. 521 nm e. 583 nm 98. A radio station broadcasts at MHz. The wavelength of the signal is m. a b c d e In the Bohr model of the atom, a. electrons travel in circular paths called orbitals b. electrons can have any energy c. electron energies are quantized d. electron paths are controlled by probability e. both A and C 100. The de Broglie wavelength of a 6.0 gram bullet traveling at the speed of sound is. The speed of sound is 331 m/sec. a. 2.7 x m b. 3.3 x m c x m d. 2.7 x m e. 6.6 x m 101. According to the Heisenberg Uncertainty Principle, it is impossible to know precisely both the position and the of an electron. a. mass b. color c. momentum d. shape e. charge 102. The de Broglie wavelength of a will have the shortest wavelength when traveling at 30 cm/s. a. marble b. car c. planet d. uranium atom e. hydrogen atom 103. The uncertainty principle states that a. matter and energy are really the same thing b. it is impossible to know anything with certainty c. it is impossible to know the exact position and momentum of an electron d. there can only be one uncertain digit in a reported number e. it is impossible to know how many electrons there are in an atom 104. All of the orbitals in a given electron shell have the same value of the quantum number. a. principal b. azimuthal c. magnetic d. spin e. psi 105. All of the orbitals in a given subshell have the same value of the quantum number. a. principal b. azimuthal c. magnetic d. A and B e. B and C 6

7 106. Which one of the following is not a valid value for the magnetic quantum number of an electron in a 5d subshell? a. 2 b. 3 c. 0 d. 1 e Which of the subshells below do not exist due to the constraints upon the azimuthal quantum number? a. 2d b. 2s c. 2p d. all of the above e. none of the above 108. Which of the subshells below do not exist due to the constraints upon the azimuthal quantum number? a. 4f b. 4d c. 4p d. 4s e. none of the above 109. An electron cannot have the quantum numbers n =, l =, m l = a. 2, 0, 0 b. 2, 1, -1 c. 3, 1, -1 d. 1, 1, 1 e. 3, 2, An electron cannot have the quantum numbers n =, l =, m l = a. 6, 1, 0 b. 3, 2, 3 c. 3, 2, -2 d. 1, 0, 0 e. 3, 2, Which one of the following is an incorrect subshell notation? a. 4f b. 2d c. 3s d. 2p e. 3d 112. Which one of the following is an incorrect orbital notation? a. 2s b. 3p y c. 3f d. 4d xy e. 4s 113. Which quantum number determines the energy of an electron in a hydrogen atom? a. n b. E c. m l d. l e. n and l 114. Which one of the quantum numbers does not result from the solution of the Schrodinger equation? a. principal b. azimuthal c. magnetic d. spin e. angular momentum 115. Which quantum numbers must be the same for the orbitals that they designate to be degenerate in a one-electron system (such as hydrogen)? a. n, l, and m l b. n and l only c. l and m l d. m l only e. n only 116. In a p x orbital, the subscript x denotes the of the electron. a. energy b. spin of the electrons c. probability of the shell d. size of the orbital e. axis along which the orbital is aligned 117. The orbital is degenerate with 5p y in a many-electron atom. a. 5s b. 5p x c. 4p y d. 5d xy e. 5d Which set of three quantum numbers (n, l, m l ) corresponds to a 3d orbital? a. 3, 2, 2 b. 3, 3, 2 c. 3, 2, 3 d. 2, 1, 0 e. 2, 3, At maximum, an f-subshell can hold electrons, a d-subshell can hold electrons, and a p-subshell can hold electrons. a. 14, 10, 6 b. 2, 8, 18 c. 14, 8, 2 d. 2, 12, 21 e. 2, 6, If an electron has a principal quantum number (n) of 3 and an azimuthal quantum number (l) of 2, the subshell designation is. a. 3p b. 3d c. 4s d. 4p e. 4d 121. Which one of the following represents an acceptable set of quantum numbers for an electron in an atom? (arranged as n, l, m l, and m s ) a. 2, 2, -1, -1/2 b. 1, 0, 0, 1/2 c. 3, 3, 3, 1/2 d. 5, 4,- 5, 1/2 e. 3, 3, 3, -1/ Which one of the following represents an acceptable possible set of quantum numbers (in the order n, l, m l, m s ) for an electron in an atom? a. 2, 1, -1, 1/2 b. 2, 1, 0, 0 c. 2, 2, 0, 1/2 d. 2, 0, 1, -1/2 e. 2, 0, 2, +1/2 7

8 123. Which one of the following orbitals can hold two electrons? a. 2p x b. 3s c. 4d xy d. all of the above e. none of the above 124. Which quantum numbers must be the same for the orbitals that they designate to be degenerate in a many-electron system? a. n, l, and m l b. n only c. n, l, m l, and m s d. m s only e. n and l only 125. Which one of the following represents an impossible set of quantum numbers for an electron in an atom? (arranged as n, l, m l, and m s ) a. 2, 1, -1, -1/2 b. 1, 0, 0, 1/2 c. 3, 3, 3, 1/2 d. 5, 4, - 3, 1/2 e. 5, 4, -3, -1/ Which of the following is not a valid set of four quantum numbers? (n, l, m l, m s ) a. 2, 0, 0, +1/2 b. 2, 1, 0, -1/2 c. 3, 1, -1, -1/2 d. 1, 0, 0, +1/2 e. 1, 1, 0, +1/ Which electron configuration represents a violation of the Pauli exclusion principle? a. b. c. d. e Which of the following is a valid set of four quantum numbers? (n, l, m l, m s ) a. 2, 1, 0, +1/2 b. 2, 2, 1, -1/2 c. 1, 0, 1, +1/2 d. 2, 1, +2, +1/2 e. 1, 1, 0, -1/2 8

9 129. Which electron configuration represents a violation of the Pauli exclusion principle? a Which electron configuration represents a violation of the Pauli exclusion principle? a. b. b. c. c. d. d. e. e Which one of the following is the correct electron configuration for a ground-state nitrogen atom? a. b. c. d. e. None of the above is correct. 9

10 132. Which electron configuration denotes an atom in its ground state? a. b. c Which one of the following configurations depicts an excited oxygen atom? a. 1s 2 2s 2 2p 2 b. 1s 2 2s 2 2p 2 3s 2 c. 1s 2 2s 2 2p 1 d. 1s 2 2s 2 2p 4 e. [He]2s 2 2p Which one of the following configurations depicts an excited carbon atom? a. 1s 2 2s 2 2p 1 3s 1 b. 1s 2 2s 2 2p 3 c. 1s 2 2s 2 2p 1 d. 1s 2 2s 2 3s 1 e. 1s 2 2s 2 2p Which electron configuration represents a violation of Hund's rule for an atom in its ground state? a. d. b. e. c The ground state electron configuration of Fe is a. 1s 2 2s 2 3s 2 3p 6 3d 6 b. 1s 2 2s 2 2p 6 3s 2 3p 6 3d 6 4s 2 c. 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 d. 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 4d 6 e. 1s 2 2s 2 3s 2 3p The ground state electron configuration of Ga is a. 1s 2 2s 2 3s 2 3p 6 3d 10 4s 2 4p 1 b. 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 4d 10 4p 1 c. 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 1 d. 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4d 1 e. [Ar]4s 2 3d 11 d. e The ground-state electron configuration of the element is [Kr]5s 1 4d 5. a. Nb b. Mo c. Cr d. Mn e. Tc 136. The ground-state electron configuration of is [Ar]4s 1 3d 5. a. V b. Mn c. Fe d. Cr e. K 10

11 140. Which electron configuration represents a violation of Hund's rule for an atom in its ground state? a Which electron configuration represents a violation of Hund's rule for an atom in its ground state? a. b. b. c. c. d. d. e. e The ground state configuration of fluorine is a. [He]2s 2 2p 2 b. [He]2s 2 2p 3 c. [He]2s 2 2p 4 d. [He]2s 2 2p 5 e. [He]2s 2 2p The ground state configuration of tungsten is a. [Ar]4s 2 3d 3 b. [Xe]6s 2 4f 14 5d 4 c. [Ne]3s 1 d. [Xe]6s 2 4f 7 e. [Kr]5s 2 4d 10 5p The lowest orbital energy is reached when the number of electrons with the same spin is maximized. This statement describes a. Pauli Exclusion Principle b. Planck's constant c. debroglie hypothesis d. Heisenberg Uncertainty Principle e. Hund's rule 145. The element that has a valence configuration of 4s 1 is. a. Li b. Na c. K d. Rb e. Cs 11

12 146. Which of the following elements has a ground-state electron configuration different from the predicted one? a. Cu b. Ca c. Xe d. Cl e. Ti 147. Which two elements have the same ground-state electron configuration? a. Pd and Pt b. Cu and Ag c. Fe and Cu d. Cl and Ar e. No two elements have the same ground-state electron configuration How many different principal quantum numbers can be found in the ground state electron configuration of nickel? a. 2 b. 3 c. 4 d. 5 e The valence shell of the element X contains 2 electrons in a 5s subshell. Below that shell, element X has a partially filled 4d subshell. What type of element is X? a. main group element b. chalcogen c. halogen d. transition metal e. alkali metal 150. Electromagnetic radiation with a wavelength of 525 nm appears as green light to the human eye. The frequency of this light is s -1. a b c d e An FM radio station broadcasts electromagnetic radiation at a frequency of MHz. The wavelength of this radiation is m. a b c d e Electromagnetic radiation with a wavelength of 525 nm appears as green light to the human eye. The energy of one photon of this light is J. a b c d e Electromagnetic radiation with a wavelength of 531 nm appears as green light to the human eye. The energy of one photon of this light is J. Thus, a laser that emits of energy in a pulse of light at this wavelength produces photons in each pulse. a b c d e The de Broglie wavelength of an electron with a velocity of m/s is m. The mass of the electron is g. a b c d e The element that corresponds to the electron configuration 1s 2 2s 2 2p 6 is a. sodium b. magnesium c. lithium d. beryllium e. neon 156. The complete electron configuration of argon, element 18, is a. 1s 2 2s 2 2p 6 3s 2 3p 6 b. 1s 2 2s 2 2p 10 3s 2 3p 2 c. 1s 4 2s 4 2p6 3s 4 d. 1s 4 2s 4 2p 10 e. 1s 6 2s6 2p 2 3s The complete electron configuration of gallium, element 31, is a. 1s 2 2s 2 2p 10 3s 2 3p10 4s 2 3d 3 b. 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 1 c. 1s 4 2s 4 2p 6 3s 4 3p6 4s 4 3d 3 d. 1s 4 2s 4 2p 10 3s4 3p 9 e. 1s 4 2s 4 2p 8 3s 4 3p 8 4s The condensed electron configuration of silicon, element 14, is a. [He]2s 4 2p 6 b. [Ne]2p 10 c. [Ne]3s 2 3p 2 d. [He]2s 4 e. [He]2s 6 2p The condensed electron configuration of krypton, element 36, is a. [Kr]4s 2 3d 8 b. [Ar]4s 4 c. [Kr]4s 4 3d 8 d. [Ar]3d 10 4s 2 4p 6 e. [Ar]4s 4 3d 4 12

13 Completion Complete each statement What wavelengths correspond to the visible region of the electromagnetic spectrum? 161. In the debroglie formula describing the movement of an electron about the nucleus, the quantity "mv" is called its 162. A spectrum containing radiation of specific wavelengths is called a 163. The shape of an orbital is defined by the azimuthal quantum number which is represented as letter 164. The largest principal quantum number in the ground state electron configuration of francium is 165. The electron configuration of the valence electrons of an atom in its ground state is ns 2 np 3. This atom is a group element Elements in group have a np 5 electron configuration in the outer shell. Essay 167. All of the subshells in a given shell have the same energy in the hydrogen atom. In a many-electron atom, the subshells in a given shell do not have the same energy. Why? 168. The ground state electron configuration of scandium is 169. The ground state electron configuration of copper is 13

14 AP Chapter 6 Study Questions Answer Section TRUE/FALSE 1. ANS: T PTS: 1 DIF: 1 REF: Sec ANS: F PTS: 1 DIF: 1 REF: Sec ANS: T PTS: 1 DIF: 1 REF: Sec ANS: T PTS: 1 DIF: 1 REF: Sec ANS: F PTS: 1 DIF: 1 REF: Sec ANS: F PTS: 1 DIF: 2 REF: Sec ANS: T PTS: 1 DIF: 2 REF: Sec ANS: T PTS: 1 DIF: 3 REF: Sec. 6.8 MULTIPLE CHOICE 9. ANS: C PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec ANS: E PTS: 1 DIF: 2 REF: Sec ANS: E PTS: 1 DIF: 2 REF: Sec ANS: C PTS: 1 DIF: 2 REF: Sec ANS: D PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 2 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec ANS: D PTS: 1 DIF: 3 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec

15 37. ANS: A PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 2 REF: Sec ANS: E PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 2 REF: Sec ANS: D PTS: 1 DIF: 2 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec ANS: E PTS: 1 DIF: 2 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 3 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 2 REF: Sec

16 82. ANS: B PTS: 1 DIF: 3 REF: Sec ANS: B PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 2 REF: Sec ANS: C PTS: 1 DIF: 2 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 2 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec. 6.5 Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 2 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 2 REF: Sec

17 127. ANS: A PTS: 1 DIF: 2 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 2 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 2 REF: Sec ANS: B PTS: 1 DIF: 2 REF: Sec ANS: E PTS: 1 DIF: 3 REF: Sec ANS: C PTS: 1 DIF: 2 REF: Sec ANS: A PTS: 1 DIF: 2 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 2 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec ANS: E PTS: 1 DIF: 2 REF: Sec ANS: E PTS: 1 DIF: 1 REF: Sec ANS: A PTS: 1 DIF: 1 REF: Sec ANS: B PTS: 1 DIF: 1 REF: Sec ANS: C PTS: 1 DIF: 1 REF: Sec ANS: D PTS: 1 DIF: 1 REF: Sec. 6.8 COMPLETION 160. ANS: About 400 to 700 nm. PTS: 1 DIF: 1 REF: Sec ANS: momentum PTS: 1 DIF: 2 REF: Sec ANS: line spectrum PTS: 1 DIF: 2 REF: Sec

18 163. ANS: l PTS: 1 DIF: 1 REF: Sec ANS: 7 PTS: 1 DIF: 1 REF: Sec ANS: 5A PTS: 1 DIF: 1 REF: Sec ANS: 7A PTS: 1 DIF: 1 REF: Sec. 6.8 ESSAY 167. ANS: Hydrogen atoms have only one electron. Therefore, in a hydrogen atom, the energy of orbitals depends only on n. In many-electron atoms, electron-electron repulsion causes the energies of subshells in a given shell to differ. PTS: 1 DIF: 1 REF: Sec ANS: [Ar] 4s 2 3d 1 PTS: 1 DIF: 1 REF: Sec ANS: [Ar]3d 10 4s 1 PTS: 1 DIF: 2 REF: Sec

### 2) The energy of a photon of light is proportional to its frequency and proportional to its wavelength.

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