CH141_exam3practice

CH141_exam3practice - CH141 Fall 2009 Exam 3 Practice 1...

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Page 1 of 4 1. Which element has the electron configuration: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 2 ? __ A. K __ B. Si __ C. Zn __ D. Ca __ E. Ge 2. Which of the following elements has the lowest first ionization energy? __ A. K __ B. Na __ C. S __ D. Br __ E. Ge 3. The orbital that has the quantum numbers n=4, l=1 is: __ A. 3s __ B. 3p __ C. 4s __ D. 4p __ E. 4d 4. The bonding in which of the following compounds is the most covalent? __ A. CaO __ B. NaF __ C. CO __ D. F 2 __ E. HCl 5. In an atom of helium, an electron that undergoes a transition from the 6 th energy shell to the 2 nd energy shell will cause which of the following to occur? __ A. Absorption of a photon __ B. Emission of a photon __ C. Loss of kinetic energy __ D. Gain of kinetic energy __ E. None of these 6. In infrared spectroscopy, the force constant of a bond is a measure of ______? __ A. bond strength
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This note was uploaded on 02/09/2010 for the course CH CH242 taught by Professor Katz during the Spring '10 term at Colby.

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CH141_exam3practice - CH141 Fall 2009 Exam 3 Practice 1...

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