Chem 334 - Fall 2001
Organic Chemistry I
Dr. Carl C. Wamser
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This pre-quiz must be submitted via WebCT before Monday morning, October 29, 8:30 am.
1. The only metal below that would NOT make an acceptable catalyst for hydrogenation of an alkene is
1) Ni
*2) Na
3) Pt
4) Pd
2. The only reaction below that is NOT possible for a carbocation is
1) addition of a nucleophile
2) rearrangement to another carbocation
3) loss of a proton to form an alkene
*4) addition of a proton to form an alkane
3. Which of the following could NOT be formed by addition of Br2 to an alkene?
1) 1,2-dibromobutane
2) 2,3-dibromobutane
3) 1,3-dibromobutane
4) 1,4-dibromobutane
*5) more than one of the above
6) none of the above
4. To which of the following alkene addition reactions would the Markovnikov Rule NOT apply?
1) addition of HCl
2) acid-catalyzed hydration
*3) catalytic hydrogenation
4) acid-catalyzed polymerization
5. The stereochemistry of bromine addition to a cycloalkene is described as
1) Markovnikov
2) anti-Markovnikov
3) syn
*4) anti
5) more than one of the above
6) none of the above