PS1Key - CHM 2210 Problem Set 1 Due: September 2, 2011 KEY...

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page 1 of 2 Name: _______________________ CHM 2210 Problem Set 1 Due: September 2, 2011 S. A. Miller score/20 student# KEY Multiple Choice (1 point each) (1) What is the diameter of a typical atom? (A) 2x10 -2 m (B) 2x10 -23 m (C) 2x10 -10 m (D) 2x10 -15 m (E) 2x10 -8 m letter C (2) Which of the following represents the shape of a p orbital? (A) (B) (C) (D) (E) B (3) What is the ground state electronic configuration of a carbon atom? (A) 1s 2 2s 2 2p x 2 (B) 1s 2 2s 2 2p x 1 2p y 1 (C) 1s 2 2s 1 2p x 1 2p y 1 2p z 1 (D) 1s 2 2s 2 2p x 1 2p y 1 2p z 1 B (4) Which molecule has a lone pair of electrons? (A) BH 4 - (B) H 3 O + (C) CH 3 CH 3 (D) BF 3 B (5) Which of the following molecular formulas does not correspond to a neutral molecule? (A) BCl 3 (B) SiH 4 (C) H 2 O (D) AlF 4 D (6) Which compound(s) disobey the octet rule? (A) BCl
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PS1Key - CHM 2210 Problem Set 1 Due: September 2, 2011 KEY...

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