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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 1999
Keywords:
  • Proton Nmr Spectrum
  • Particularly
  • Question Sheet
  • Spectroscopy
  • Nmr Spectrum
  • Macromolecules
  • Descriptions
  • Substitution
  • Following Statements
  • No Correlation
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Sample Document Text

I -~"I~~~;~i~~ "!- <:5. 1 CHEM243 Dr. D. Mazzocchi EXAM I February 19, 1999 I. Multiple Choice II. Think Questions TOTAL Name T.A.: Cirde one S. Bogaczyk H. Husain S. Forman /42 (3 pts. each) /83 1125 A. Pochon L. Williams R. Correia I. MULTIPLE CHOICE: Choose the answer that best completes each of the following. Circle the correct answer directly on these pages. 1. Which of the following methods is particularly useful for studying the influence of conjugation on bond energy? A. Nuclear Magnetic Resonance B. Electron Spin Resonance C. UV -Visible Spectroscopy D. Infrared Spectroscopy 2. Which of the following statements is true for the peak in a mass spectrum that corresponds to the molecular ion? A. The m/e value equals the molecular weight of the compound. B. It has the highest m/e value of all the peaks in the spectrum. C. It has the largest peak height in the spectrum. D. The m/e value corresponds to a very unstable carbocation. 3. Which...

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