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Past Exam for CHEM 247 - PRIN ORGANIC CHEM II with Glynn at Maryland (UMD)

Exam Information

Material Type:Exam 3
Professor:Glynn
Class:CHEM 247 - PRIN ORGANIC CHEM II
Subject:Chemistry
University:University of Maryland
Term:Spring 2002
Keywords:
  • Unauthorized
  • In/on/at a Place
  • Macromolecules
  • Carbohydrates
  • Nomenclature
  • Unauthorized Assistance
  • Continuation
  • Isoelectric Point
  • Substitution
  • Following Compounds
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Sample Document Text

Name: ____________ _ Chemistry 247 - Midterm Examination #3 May 10,2002 Professor Isaacs Circle your section number: 0824 0834 Question Number Points Awarded Maximum Possible 20 2 20 3 18 4 36 5 10 6 21 Total out of 125 r----------------------------------------------------------------- I pledge on my honor that I have not given or received any unauthorized assistance on this examination. Signature: ______________ _ L-_______________________________________________________________ _ 1/9 'Question 1: Nomenclature and Acidity. (20 points) a) Draw structures corresponding to the following names. (4 x 2 points) Sodium cyanoborol1ydride O-Glucose Proline Triethylamine b) Arrange the following compounds in order of increasing acidity. The acidic proton is highlighted in bold. (5 points) A B Least acidic <--- ~ NH -I C <--- D < Most acidic ~/9 c) Protonation of an amide takes place on oxygen rather than on nitrogen. Suggest a reason for this b...

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