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Past Exam for CHEM 233 with DeShong at Maryland (UMD)

Exam Information

Material Type:Exam 1
Professor:DeShong
Class:CHEM 233
Subject:Chemistry
University:University of Maryland
Term:Spring 2003
Keywords:
  • Unauthorized
  • Immediately
  • Interactions
  • Stereochemistry
  • Unauthorized Assistance
  • Conformation
  • Stereoisomers
  • Functional Group
  • Right-to-Left
  • Hybridization
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Sample Document Text

CHEM 233 - Dr. DeShong Name ___ _ Exam 1 Section: ______________ _ February 20, 2003 This exam consists of 11 questions on pages 1-5. Please check your copy immediately to determine that it is complete. Please copy the following and sign in the box below. I pledge on my honor that I have not given or received any unauthorized assistance 011 this exam. Signature SCORE 1 2 - 3 - 4 5 6 7 8 9 10 11 Total (150 pts) 1. (1 pt. each) What is the pKa of the underlined proton? , - () O-H ~I -O=C-H '\.. N-H / - 2. Draw two additional resonance structures for each. Indicate fonnal charge on all atoms that are not neutral. O)e )1 b) (10 pts.) .. (" ') .. 0 H-R~ANH .. 3. (10 pts.) What is the hybridization of the numbered atoms? 3----:l~ CI -= "-1 @. O N=O,~ - . / ~ . :Q. '-5 1 2 3 -1- 4 5 4. a.) (10 pts.) o ~e CH 2 + ... + Equilibrium lies to the: right left (circle one) Keq= __ _ b) (10 pts.)...

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