MCQ
The dipole moment is zero for the molecule
- AAmmonia
- ✓Boron trifluoride
- CSulphur dioxide
- DWater
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$A.$ Phenol $B.$ Cresol
$C.\, m-$ Nitrophenol $D.\, p-$ Nitrophenol
$n$ $l$ $m$ ${m_s}$