Easy INTEGER +4 / -1 PYQ · JEE Mains 2022

Amongst BeF2, BF3, H2O, NH3, CCl4 and HCl, the number of molecules with non-zero net dipole moment is ____________.

Answer (integer) 3

Solution

$\mathrm{BeF}_2, \mathrm{BF}_3$ and $\mathrm{CCl}_4 \Rightarrow \mu_{\mathrm{net}}=0$ <br/><br/>$\mathrm{H}_2 \mathrm{O}, \mathrm{NH}_3$ and $\mathrm{HCl} \Rightarrow \mu_{\mathrm{net}} \neq 0$

About this question

Subject: Chemistry · Chapter: Chemical Bonding and Molecular Structure · Topic: Ionic and Covalent Bonding

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