JEE Main 2019Chemistryp Block Elements (Group 15, 16, 17 & 18)EasyMCQ

JEE Main 2019p Block Elements (Group 15, 16, 17 & 18) Question with Solution

JEE Main 2019 (09 Jan Shift 2)

Question

Good reducing nature of H3PO2 is attributed to the presence of:

Choose an option

Show full solutionCorrect option: C
Correct answer
CTwo P-H bond

Step-by-step explanation



The hydrogen atoms in OH bond are ionizable and are acidic whereas the hydrogen atoms in P-H bonds have reducing property. There are two such P-H bonds in Hypophosphours acid.

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About this question

This is a previous-year question from JEE Main 2019, covering the p Block Elements (Group 15, 16, 17 & 18) 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.