Quiz 1-solutions - Version 075 Quiz 1 sparks(51150 1 This...

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Unformatted text preview: Version 075 Quiz 1 sparks (51150) 1 This print-out should have 9 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 10.0 points 1 s 2 2 s 2 2 p 6 3 s 2 3 p 5 is the electron configura- tion for which one of the following ions? 1. Cl- 2. S + 3. P + 4. P 2+ 5. P 2- correct Explanation: We need an ion that has 2 + 2 + 6 + 2 + 5 electrons; i.e. , P 2- . 002 10.0 points What is the de Broglie wavelength of a bird being chased by Schrodingers cat, Albert? The bird has a mass of 0 . 5 kg and is flying at 20 m / s. 1. 6 . 626 10 3 m 2. 6 . 626 10- 35 m correct 3. 6 . 626 10- 15 m 4. 6 . 626 10- 38 m 5. 6 . 626 10- 18 m Explanation: = h m v = 6 . 626 10- 34 J s . 5 kg 20 m s- 1 = 6 . 626 10- 35 m 003 10.0 points The work function of a silver surface is 4.73 eV. Two photons of 2.5 eV each hit the silver....
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This note was uploaded on 04/03/2012 for the course CHEM 56920 taught by Professor Sparks during the Spring '12 term at University of Texas.

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Quiz 1-solutions - Version 075 Quiz 1 sparks(51150 1 This...

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