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MICR 290 MIDTERM EXAM 2025/2026 WITH COMPLETE
QUESTIONS AND VERIFIED ANSWERS |ALREADY GRADED
A+|
Thiols undergo ___ reactions to form disulfides.
a) combustion
b) reduction
c) dehydration
d) oxidation - ANSWER-d) oxidation
The name of the functional group of aldehydes and ketones is a
____.
a) double bond
b) hydroxyl group
c) carbonyl group
d) carboxyl group - ANSWER-c) carbonyl group
Aldehydes differ from ketones in that the carbonyl functional
group of ___ are in the primary position while the carbonyl
functional group of ___ are in the secondary position
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a) aldehydes/ketones
b) ketones/aldehydes - ANSWER-a) aldehydes/ketones
Which grouping gives the proper order for boiling points?
a) alkane<ketone<aldehyde
b) aldehyde<alcohol<alkane
c) alcohol<alkane<ketone
d) alkane<aldehyde<alcohol - ANSWER-d)
alkane<aldehyde<alcohol
Would an aldehyde or ketone that has 7 carbons be soluble in
water?
a) yes, because it can form H bonds with water
b) yes, because it has a long, nonpolar hydrocarbon chain
c) no, because it can't form hydrogen bonds with water
d) no, because it has a long nonpolar hydrocarbon chain -
ANSWER-d) no, because it has a long nonpolar hydrocarbon
chain
MICR 290 MIDTERM EXAM 2025/2026 WITH COMPLETE
QUESTIONS AND VERIFIED ANSWERS |ALREADY GRADED
A+|
Thiols undergo ___ reactions to form disulfides.
a) combustion
b) reduction
c) dehydration
d) oxidation - ANSWER-d) oxidation
The name of the functional group of aldehydes and ketones is a
____.
a) double bond
b) hydroxyl group
c) carbonyl group
d) carboxyl group - ANSWER-c) carbonyl group
Aldehydes differ from ketones in that the carbonyl functional
group of ___ are in the primary position while the carbonyl
functional group of ___ are in the secondary position
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a) aldehydes/ketones
b) ketones/aldehydes - ANSWER-a) aldehydes/ketones
Which grouping gives the proper order for boiling points?
a) alkane<ketone<aldehyde
b) aldehyde<alcohol<alkane
c) alcohol<alkane<ketone
d) alkane<aldehyde<alcohol - ANSWER-d)
alkane<aldehyde<alcohol
Would an aldehyde or ketone that has 7 carbons be soluble in
water?
a) yes, because it can form H bonds with water
b) yes, because it has a long, nonpolar hydrocarbon chain
c) no, because it can't form hydrogen bonds with water
d) no, because it has a long nonpolar hydrocarbon chain -
ANSWER-d) no, because it has a long nonpolar hydrocarbon
chain