Practice+Exam+2B - 1 Practice Exam 2B 1 Which of the...

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Unformatted text preview: 1 Practice Exam 2B 1. Which of the following is NOT a permitted combination of quantum numbers? (A) n = 3, l = 0, m l = 0 (B) n = 2, l = 1, m l = -2 (C) n = 4, l = 2, m l = 1 (D) n = 4, l = 3, m l = -3 (E) n = 5, l = 1, m l = 1 2. Which of the following ground state electron configurations is INCORRECT? (A) Ca: [Ar]4s 2 (B) Mn: [Ar]4s 2 4d 5 (C) Xe [Kr] 4d 10 5s 2 5p 6 (D) Cu: [Ar] 3d 10 4s 1 (E) Sn: [Kr] 4d 10 5s 2 5p 2 3. Which of the following electron configurations represents an excited state? (A) P: 1s 2 2s 2 2p 6 3s 2 3p 3 (B) Ne: 1s 2 2s 2 2p 6 (C) Na: 1s 2 2s 2 2p 6 3p 1 (D) He: 1s 2 (E) N: 1s 2 2s 2 2p 3 4. Which one of the following elements has the LARGEST atomic radius? (A) Li (B) Cs (C) Br (D) F (E) I 5. What is the electron configuration of Ni 2+ ? (A) [Ar] 3d 8 4s 1 (B) [Ar] 3d 6 4s 2 (C) [Ar] 3d 8 (D) [Ar] 3d 8 4s 2 (E) [Ar] 3d 7 4s 1 6. Which of the following species is isoelectronic with Kr? (A) Xe (B) K + (C) In 3+ (D) S 2- (E) Sr 2+ 2 7. A set of orbitals are shown (from Fig. 10.23 of the text). Which orbitals are they? A set of orbitals are shown (from Fig....
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This note was uploaded on 01/31/2012 for the course CHEM 130 taught by Professor Jadwigasipowska during the Fall '07 term at University of Michigan.

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Practice+Exam+2B - 1 Practice Exam 2B 1 Which of the...

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