If the dipole moment of $\mathrm{H}_2 \mathrm{~S}, \mathrm{NH}_3, \mathrm{NF}_3$ and $\mathrm{BF}_3$ are $0…

If the dipole moment of $\mathrm{H}_2 \mathrm{~S}, \mathrm{NH}_3, \mathrm{NF}_3$ and $\mathrm{BF}_3$ are $0.95 \mathrm{D}, 1.47 \mathrm{D}, 0.23 \mathrm{D}$ and $0.0 \mathrm{D}$ respectively, the molecule that has trigonal planar structure is :
  1. $\mathrm{BF}_3$
  2. $\mathrm{NH}_3$
  3. $\mathrm{H}_2 \mathrm{~S}$
  4. $\mathrm{NF}_3$

Solution

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Asked in: AP EAMCET 2017 (24 Apr Shift 1)

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