Medium INTEGER +4 / -1 PYQ · JEE Mains 2023

The number of species having a square planar shape from the following is __________.

$$\mathrm{XeF}_{4}, \mathrm{SF}_{4}, \mathrm{SiF}_{4}, \mathrm{BF}_{4}^{-}, \mathrm{BrF}_{4}^{-},\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+},\left[\mathrm{FeCl}_{4}\right]^{2-},\left[\mathrm{PtCl}_{4}\right]^{2-}$$

Answer (integer) 4

Solution

$\mathrm{XeF}_4 \rightarrow$ Square planar<br/><br/> $\mathrm{SF}_4 \rightarrow$ See saw<br/><br/> $\mathrm{SiF}_4 \rightarrow$ Tetrahedral<br/><br/> $\mathrm{BF}_4^{-} \rightarrow$ Tetrahedral<br/><br/> $\left[\mathrm{Cu}\left(\mathrm{NH}_3\right)_4\right]^{2+} \rightarrow$ Square planar<br/><br/> $\left[\mathrm{FeCl}_4\right]^{2-} \rightarrow$ Tetrahedral<br/><br/> $\left[\mathrm{PtCl}_4\right]^{2-} \rightarrow$ Square planar<br/><br/> $\mathrm{BrF}_4^{-} \rightarrow$ Square planar<br/><br/> So, 4 square planer shape compounds are present.

About this question

Subject: Chemistry · Chapter: Chemical Bonding and Molecular Structure · Topic: Ionic and Covalent Bonding

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