JEE Main 2016ChemistryBiomoleculesHardMCQ

JEE Main 2016Biomolecules Question with Solution

JEE Main 2016 (09 Apr Online)

Question

Consider the following sequence for aspartic acid:



The pH (Isoelectric point) of aspartic acid is:

Choose an option

Show full solutionCorrect option: B
Correct answer
B2.77

Step-by-step explanation

pH=pK1+pK22

=1.88+3.652

=5.532

=2.7652.77

At isoelectric point of aspartic acid both carboxylic and amino from co-exist.

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About this question

This is a previous-year question from JEE Main 2016, 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.