JEE Main 2021 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 27 August 2021, Shift 1, Chemistry Q37

Question 37 of 90 in this shift, Chemistry question 7 of 30, Section A.

Deuterium resembles hydrogen in properties but :

(1)reacts vigorously than hydrogen
(2)emits $\beta^+$ particles
(3)reacts slower than hydrogenOfficial answer
(4)reacts just as hydrogen

Official answer

Option 3

NTA final key.

Chapter: Hydrogen
Topic: Hydrogen and Hydrides
Idea tested: Isotopes of Hydrogen

Same idea in other shifts

Asked 5× in all

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.