JEE Main 25 July 2022, Shift 2, Chemistry Q86

Question 86 of 90 in this shift, Chemistry question 26 of 30, Section B.

The sum of number of lone pairs of electrons present on the central atoms of

\mathrm{XeO_3}

\mathrm{XeOF_4}

and

\mathrm{XeF_6}

, is ________

Official answer

NTA final key.

Chapter: Chemical Bonding and Molecular Structure
Topic: Group 17 & 18
Idea tested: Xenon Fluorides

Same idea in other shifts

Asked 2× in all

10 Apr 2023, Shift 2 · Q88The difference in the oxidation state of Xe between the oxidised product of Xe formed on complete hydrolysis of $\mathrm{XeF_4}$ and…MediumNumerical value

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.