Chemical Bonding And Molecular Structure Ques 46
46. Which of the following set of molecules will have zero dipole moment?
$[2020]$
(a) Boron trifluoride, hydrogen fluoride, carbon dioxide, $1,3$-dichlorobenzene
(b) Nitrogen trifluoride, beryllium difluoride, water, $1,3$-dichlorobenzene
(c) Boron trifluoride, beryllium difluoride, carbon dioxide, $1,4$-dichlorobenzene
(d) Ammonia, beryllium difluoride, water, $1,4$-dichlorobenzene
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Answer:
Correct Answer: 46.(c)
Solution: (c) $\mathrm{BF}_3, \mathrm{BeF}_2, \mathrm{CO}_2$ and $1, 4$-dichlorobenzene all are symmetrical molecules.
BETA
