Which of the following two are iso-structural ?

X e F_{2}, {I F_{2}}^{-}

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N H_{3}, B F_{3}

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

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P C l_{5}, I C l_{5}

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Solution

The correct option is B $X e F_{2}, {I F_{2}}^{-}$
Compounds having same shape with same hybridisation of the central atom are called isostructural. Both $X e F_{2}$ and $I F_{2}^{-}$ are linear species with $s p^{3} d$ hybridisation of central atom.

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Similar questions

Which of the following are iso-electronic and iso-structural?

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

B F_{3}, S F_{4}, N C l_{3}, P C l_{5}, S i F_{4}, B r F_{5}, X e F_{2}, B e C l_{2}

Among the following species, identify the iso-structural pairs.

$N F_{3}, N O_{3}^{-}, B F_{3}, H_{3} O^{+}, N_{3} H$

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

X e F_{2}

N H_{3}

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