JEE Main 2021 · ChemistryNumerical answerNumerical valueMediumMulti-step

JEE Main 18 March 2021, Shift 2, Chemistry Q58

Question 58 of 90 in this shift, Chemistry question 28 of 30, Section B.

A xenon compound ‘A’ upon partial hydrolysis gives

\mathrm{XeO_2F_2}

. The number of lone pair of electrons present in compound A is __________. (Round off to the Nearest Integer)

Official answer

NTA final key.

Chapter: The p-Block Elements
Topic: Group 17 & 18
Idea tested: Hydrolysis Reactions of Xenon Fluorides

Same topic in other shifts

All Group 17 & 18 questions

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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.