Which of the following molecule /ion is pyramidal?

B F_{3}

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S O_{3}

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P C l_{3}

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C O_{3}^{- 2}

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Solution

The correct option is B $P C l_{3}$
$C O_{3}^{2 -}, S O_{3}, B F_{3}$ are triangular planar in shape.
$P C l_{3}$ is $s p^{3}$ hybridized and hence pyramidal in shape due to the presence of a lone pair of electrons.

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Similar questions

The rates of diffusion of $S O_{2}, C O_{2}, P C l_{3} a n d S O_{3}$ are in the following order –

C O_{3}^{2 -}, . C H_{3}, . C F_{3}, B e C l_{2}, B_{2} H_{6}, H_{3} P O_{2}, S O_{3}, B F_{3}, X e F_{4}

N O_{3}^{-}, C O_{3}^{- 2}, C l O_{3}^{-}, S O_{3}

B F_{3}, N O_{2}^{-}, N H_{2}^{-}

H_{2} O

s p^{2}

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