Chapter 5: Quantum Chemistry 48. Select the correct set of quantum numbers (n mu

Question

Chapter 5: Quantum Chemistry 48. Select the correct set of quantum numbers (n mu m) for the highest energy electron in the ground state of tin, Sn. A) 5,2,-1. B) 5,2, 0, C) 5, 1, 2, D) 5, 1, 0, 49. Select the correct set of quantum numbers (n mu m.) for the first electron removed in the formation of a cation for strontium, Sr. A) 5, 1,0,-X D) 5, 1, 1, B) 5, 1,0, E) 5, 0, 0,- 50. Which of the following electron configurations is impossible? A) 1s 2s 2p 3s 3p D) 2s 2p 3s 3p B) 1s2s 2p 3s13p E) 51. Select the correct electron configuration for sulfur (z A) 1s 1p 2s 2p E) 1s 2s 2p 3s 3d B) 1s 2s 2p 3s 3p 52. Select the correct electron configuration for Cu (Z 29). D) [Ar]4s 4d? A) [Ar]4s 3d E) [Ar]5s4d C) [Ar]4s4p 3ds 53 The electronic structure 1s2s 2p 3s 3p 4s 3d refers to the ground state of A) Kr. B) Ni. C) Fe. D Pd. E none of the above.

Explanation / Answer

48. D

Sn = 50 [Kr] 4d105s25p2

49. E

Sr = 38 [Kr] 5s2

Sr-e- -------> Sr+

50. B

51.D

S= 16 1s22s22p63s23p4

52. B

Cu= 29 [Ar] 4s13d10

53. C

Fe= 26 1s22s22p63s23p64s23d6

56.E

57.E

58. A

59. E

60. C

61. B

62. A

63. E

64. D

65. D

66. D

Ge is metolloid

67. B

68. B

69. D

70. A

   

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