Identify the compound having non-zero dipole moment

Identify the compound having non-zero dipole moment
  1. $\mathrm{BF}_3$
  2. $\mathrm{CCl}_4$
  3. $\mathrm{CHCl}_3$
  4. $\mathrm{CH}_4$

Solution

$\mathrm{BF}_3, \mathrm{CCl}_4, \mathrm{CH}_4 \mu=0$ $\mathrm{CHCl}_3 \mu \neq 0$

Asked in: MHT CET 2021 (22 Sep Shift 2)

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