Which among the following species has unequal bond lengths?

eSaral Updated on:
Question:

Which among the following species has unequal bond lengths?

  1. $\mathrm{XeF}_{4}$

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

  3. $B F_{4}^{-}$

  4. $\mathrm{SF}_{4}$

Correct Option: , 4

Solution:

$\mathrm{Sp}^{3} \mathrm{~d}$ Hybridisation Sea-saw shape $\backslash \&$ axial bond length is more than equitorial bond length

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