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Question: Answered & Verified by Expert
A certain compound gives negative test with ninhydrin and positive test with Benedict's solution. The compound is
ChemistryBiomoleculesVITEEEVITEEE 2015
Options:
  • A a protein
  • B a monosaccharide
  • C a lipid
  • D an amino acid
Solution:
1226 Upvotes Verified Answer
The correct answer is: a monosaccharide
A compound which gives a negative test with ninhydrin, it cannot be a protein or an amino acid. As, it gives a positive test with Benedict's solution. So, it must be a monosaccharide but not a lipid.

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