JEE Main 2021 · ChemistryNumerical answerNumerical valueEasyApplication

JEE Main 26 August 2021, Shift 1, Chemistry Q52

Question 52 of 90 in this shift, Chemistry question 22 of 30, Section B.

\mathrm{AB_3}

is an interhalogen T-shaped molecule. The number of lone pairs of electrons on A is ___________. (Integer answer)

Official answer

NTA final key.

Chapter: The p-Block Elements
Topic: Group 17 & 18
Idea tested: Interhalogen Compounds

Same idea in other shifts

Asked 3× in all

13 Apr 2023, Shift 1 · Q68 $\mathrm{ClF_5}$ at room temperature is a:MediumSingle correct
28 Jul 2022, Shift 1 · Q87The number of interhalogens from the following having square pyramidal structure is :…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.