Questions

Among the following compounds the one that is polar and has central atom with sp^{3} hybridisation is:

a

$\begin{array}{r}{\mathrm{H}}_{2}{\mathrm{CO}}_{3}\end{array}$

b

${\mathrm{SiF}}_{4}$

c

$\begin{array}{r}{\mathrm{BF}}_{3}\end{array}$

d

${\mathrm{HClO}}_{2}$

detailed solution

Correct option is D

The $\mathrm{OHCl}=\mathrm{O}$ structure of HClO_{2} Two distinct EN groups surround the central Cl atom. thus possesses sp^{3} hybridization and is polar. Both BF_{3} and H_{2}CO_{3} are polar, however they are sp^{2} hybridized. SiF_{4} is non-polar, as well. Thus the option D is correct.

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