JEE Main 2016ChemistryGeneral Organic ChemistryEasyMCQ

JEE Main 2016General Organic Chemistry Question with Solution

JEE Main 2016 (10 Apr Online)

Question

Sodium extract is heated with concentrated HNO3 before testing for halogens because :

Choose an option

Show full solutionCorrect option: C
Correct answer
CS2- and CN- , if present, are decomposed by conc. HNO3 and hence do not interfere in the test.

Step-by-step explanation

S2- and CN- ions if present are decomposed by conc. HNO3 and hence do not interfere in the test.

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About this question

This is a previous-year question from JEE Main 2016, covering the General Organic Chemistry 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.