JEE Main · ChemistryEasy
Which amino acid is optically inactive?
- A.Glycine
- B.Alanine
- C.Valine
- D.Leucine
Show correct answer & step-by-step solution
Correct answer: A — Glycine
Solution
- An amino acid is optically active if it contains a chiral carbon atom.
- The structure of glycine is .
- The central carbon atom in glycine is bonded to two identical hydrogen atoms.
- Hence the answer is (A).
Attempt this question & track your score
Sign up free to answer, get instant scoring, and let SolveGini track which Chemistry topics you need to revise.
Attempt & Track Free →More Biomolecules practice questions
- Which base is present in RNA but not in DNA?
- Which of the following is a disaccharide?
- The linkage present in proteins is known as:
- Which vitamin is water soluble?
- Which of the following statements is correct regarding the structure of D-glucose?
- Which amino acid among the following is optically inactive?
- Which reagent is used to confirm the presence of a carbonyl group in glucose?
- Which of the following bases is NOT present in DNA?
- A polypeptide is composed of 10 amino acids. If the total number of possible isomers is calculated based on the sequence
- Which of the following statements regarding the structure and reactivity of D-glucose is correct?
- Which of the following reagents is used to distinguish between a reducing sugar and a non-reducing sugar?
- The isoelectric point of an amino acid is the pH at which the molecule exists primarily as a zwitterion. For an amino ac