CHEM 2370 Exam 2 Review
Authored by Adriana Corrales
Chemistry
University
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18 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
I<II<III<IV
II<III<I<IV
IV<I<III<II
IV<II<I<III
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
I, II and V
II and V
III and IV
V only
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
I
II
II
IV
V
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The preferred conformation of cis-3-tert-butyl-1-methylcyclohexane is the one in which:
the tert-butyl group is axial and the methyl group is equatorial.
the methyl group is axial and the tert-butyl group is equatorial.
both groups are axial.
both groups are equatorial.
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
constitutional isomers.
enantiomers.
identical.
diastereomers.
not isomeric.
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Hexane and 3-methylpentane are examples of:
enantiomers.
stereoisomers.
diastereomers.
constitutional isomers.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Consider the graph, which is a plot of the relative energies of the various conformations of 2,3-dimethylbutane, viewed through the C-2—C-3 bond. The conformations corresponding to the 120o and 240o are:
eclipsed, more stable than the conformation at 0o
eclipsed, more stable than the conformation at 180o
staggered, more stable than the conformation at 0o
staggered, less stable than the conformation at 180o
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