JEE Main Chemistry question

Which amino acid has no asymmetric carbon?

(A)Histidine
(B)GlycineCorrect
(C)α-alanine
(D)Threonine

Answer: (B)

Solution

Glycine's side chain is simply a hydrogen atom, so its α-carbon is bonded to two identical hydrogen substituents and is not asymmetric (chiral). Histidine, alanine and

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Question ID VK-151033