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Quiz for CHEM 104 - Fundamentals of Organic and Biochemistry with Khachik at Maryland (UMD)

Quiz Information

Material Type:Quiz 1
Professor:Khachik
Class:CHEM 104 - Fundamentals of Organic and Biochemistry
Subject:Chemistry
University:University of Maryland
Term:Spring 2005
Keywords:
  • Hydrocyanic Acid
  • Stereochemistry
  • Carbohydrates
  • Electronegativity
  • Atomic Number
  • No Molecules
  • Configuration
  • Ground State
  • Following Compounds
  • On the Ground
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Sample Document Text

7 Feb 2005 F. Khachik Chemistry 104 Quiz I CD Name (Print) _____ _ 1. Give the ground-state electron configuration for Argon, Ar (atomic number 18). 2. Draw both Lewis (electron-dot) and line-bond (Kekule) structures for the following compounds: a) Ammonia (NH 3 ) b) Dichloromethane (CH 2 Cl 2 ) 3. What is the hybridization of each carbon atom in the following molecules? What is the nature of the bonds in each molecule? I-Buten-3-yne, H 2 C=CH-C.CH 4. Use the f)+/f)- convention to indicate the direction of expected polarity in fluorornethane, CHrF (electronegativity values are: Carbon = 2.5, Fluorine = 4.0). 5. Hydrocyanic acid HCN, has a pKa = 9.31, and acetic acid has a pKa = 4.76. Which is stronger, hydrocyanic acid or acetic acid? ...

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