Q3b_key - A CH 4 B NH 4 C BCl 3 D-OH pK a =-7 5 Identify which is the pK a for HCl(a very strong acid A pK a = 12 A pK a =-7 A pK a = 35 A pK a =

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3b CHEM 3053 – Fall 2011 Name: First__________________ Last__________________ CWID__________________ Quiz #3 – 15 points Date: Wednesday, September 20, 2011 Mark the letter answer legibly (A, B, C, or D) for each question in the blank to the left. ___C____ 1) Identify which compound is a Lewis Acid. A) CH 4 B) NH 3 C) BCl 3 D) - OH ___A____ 2) Identify which compound is cyclopropane. ___B____ 3) Identify which compound is 4-methyl-3-isopropyloctane. ___D____ 4) Identify which compound is a nucleophile.
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Unformatted text preview: A) CH 4 B) NH 4 + C) BCl 3 D) -OH __ pK a = -7 5) Identify which is the pK a for HCl (a very strong acid). A) pK a = 12 A) pK a = -7 A) pK a = 35 A) pK a = 50 ________ 6) Extra Credit: (2 points) Given the pK a s for the following acids which direction does the reaction proceed. (Circle the correct arrow) ANSWER: Reaction proceeds from right to left A) B) C) D) A) B) C) D) Br-HBr pK a = -9 CH 3 OH 2 + pK a = -2.5 CH 3 OH 2 + HBr + CH 3 OH +...
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This note was uploaded on 12/22/2011 for the course CHEM 3053 taught by Professor Laurashirtcliff during the Fall '11 term at Oklahoma State.

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