JEE Main 2019 — Biomolecules Question with Solution
From: JEE Main 2019 (Online) 12th January Evening Slot
Question
The correct structure of histidine in a strongly acidic solution (pH = 2) is -
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
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This is a previous-year question from JEE Main 2019, covering the Biomolecules chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.