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Past Exam for CHEM 241 - Organic Chemistry II at Maryland (UMD)

Exam Information

Material Type:Exam 1
Professor:Staff
Class:CHEM 241 - Organic Chemistry II
Subject:Chemistry
University:University of Maryland
Term:Spring 2001
Keywords:
  • Following Page
  • Intermediate Products
  • Immediately
  • Macromolecules
  • Continued...
  • Continuation
  • Substitution
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Sample Document Text

CHEM 243 - Dr. Ammon Exam 1 2123/01 Printed name Section Number 82 __ .. Discussion T A = This exam consists of 7 questions on pages 1-6. Please check your copy immediately to detennine that it is complete. 1. ___ ---'118 2. ____ .118 3. /25 4. 125 5. ___ ._/24 6. 7. __ _ 125 120 Total ____ 1150 (18) 1. Names or structures, as required. (a) ~N02 OH (b) I\.-OH Ph~- (c) Structure of pee (18) 2. This question is about the relative acidities of the following molecules. OH A B c D strongest acid = ______ _ weakest acid = ---------- pKa of phenol = ______ _ -1- (25) 3. Consider the following reaction. C(H C( + c>=< A B c Give e-dot (line) structures for the intermediates (boxes) in the A - ..... C reaction and show e-flow with curved arows. A .. c CgHlS+ -2- (25) 4. Formulate a syntheses of B, starting with A and any other organic compounds that contain 3 carbons or fewer. Show all steps and necessary reagents an...

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