JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyConceptual

JEE Main 29 July 2022, Shift 1, Chemistry Q61

Question 61 of 90 in this shift, Chemistry question 1 of 30, Section A.

Which of the following pair of molecules contain odd electron molecule and an expanded octet molecule ?

(1) $\mathrm{BCl_3}$ and $\mathrm{SF_6}$
(2)NO and $\mathrm{H_2SO_4}$ Official answer
(3) $\mathrm{SF_6}$ and $\mathrm{H_2SO_4}$
(4) $\mathrm{BCl_3}$ and NO

Official answer

Option 2

NTA final key.

Chapter: Chemical Bonding and Molecular Structure
Topic: VSEPR Theory
Idea tested: VSEPR in Odd-Electron Molecules

Same topic in other shifts

All VSEPR Theory questions

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5 Apr 2026, Shift 1 · Q71Consider the following species: $\mathrm{BrF_5}$ , $\mathrm{XeF_5^-}$ , $\mathrm{BF_4^-}$ , $\mathrm{ICl_4^-}$ , $\mathrm{XeF_4}$ ,…MediumNumerical value
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6 Apr 2026, Shift 1 · Q54The pairs among $\mathrm{A}=\left[\mathrm{SO_3^{2-},CO_3^{2-}}\right]$ , $\mathrm{B}=\left[\mathrm{O_2^{2-},F_2}\right]$ ,…MediumSingle correct
6 Apr 2026, Shift 2 · Q53Given below are two statements : Statement I : The number of compounds among $\mathrm{SO_2}$ , $\mathrm{SO_3}$ , $\mathrm{SF_4}$ ,…HardTwo statements
6 Apr 2026, Shift 2 · Q59Given below are two statements : Statement I : $\mathrm{F_2O<H_2O<Cl_2O}$ is the correct trend in terms of bond angle. Statement II :…MediumTwo statements

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.