JEE Main 2022 · ChemistryNumerical answerNumerical valueMediumApplication

JEE Main 25 June 2022, Shift 2, Chemistry Q83

Question 83 of 90 in this shift, Chemistry question 23 of 30, Section B.

Amongst

\mathrm{BeF_2}

\mathrm{BF_3}

\mathrm{H_2O}

\mathrm{NH_3}

\mathrm{CCl_4}

and HCl, the number of molecules with non-zero net dipole moment is __________.

Official answer

NTA final key.

Chapter: Chemical Bonding and Molecular Structure
Topic: VSEPR Theory
Idea tested: Net Dipole Moment from VSEPR Symmetry

Same idea in other shifts

Asked 8× in all

4 Apr 2024, Shift 1 · Q62Which one of the following molecules has maximum dipole moment ?EasySingle correct
4 Apr 2024, Shift 2 · Q82Number of compounds / species from the following with non-zero dipole moment is ________.…MediumNumerical value
5 Apr 2024, Shift 2 · Q62Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : $\mathrm{NH_3}$ …MediumAssertion–reason
5 Apr 2024, Shift 2 · Q82Number of compounds from the following with zero dipole moment is ________. $\mathrm{HF}$ , $\mathrm{H_2}$ , $\mathrm{H_2S}$ ,…EasyNumerical value
10 Apr 2023, Shift 1 · Q72The pair from the following pairs having both compounds with net non-zero dipole moment isMediumSingle correct
30 Jun 2022, Shift 1 · Q82Amongst the following, the number of molecule/(s) having net resultant dipole moment is ___________. $\mathrm{NF_3}$ , $\mathrm{BF_3}$ ,…EasyNumerical value
2 Sep 2020, Shift 1 · Q29If $\mathrm{AB_4}$ molecule is a polar molecule, a possible geometry of $\mathrm{AB_4}$ is :EasySingle correct

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.