How do sugars form cyclic hemiacetals?
A) Two molecules of a sugar react with one another.
B) A molecule of sugar reacts with an added alcohol.
C) A molecule of sugar reacts with itself.
D) A molecule of sugar reacts with an added aldehyde.
E) A sugar molecule decomposes.
Correct Answer:
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Q33: What is the name of this compound?
Q34: Aldehydes and ketones may be reduced to
A)acids.
B)alkanes.
C)ethers.
D)alcohols.
E)esters.
Q35: The hydrogenation of 2-methylpropanal gives the product
A)1-butanol.
B)2-methylpropanoic
Q36: Benedict's test requires an aldehyde and an
Q37: The reduction of 3-pentanone with hydrogen in
Q39: How many moles of an alcohol are
Q40: The flavoring agent found in vanilla is
A)an
Q41: An enantiomer is
A)a stereoisomer that is not
Q42: The carbonyl group consists of a carbon-oxygen
Q64: Acetone is a three-carbon aldehyde.
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