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  • Which one of the following compounds of Group-14 elements is not known?Option: 1 <

Which one of the following compounds of Group-14 elements is not known?
Option: 1 \left[\mathrm{GeCl}_{6}\right]^{2-}
Option: 2 \left[\mathrm{Sn}(\mathrm{OH})_{6}\right]^{2-}
Option: 3 \left[\mathrm{SiCl}_{6}\right]^{2-}
Option: 4 \left[\mathrm{SiF}_{6}\right]^{2-}

Answers (1)

best_answer

Out of the given complexes, \mathrm{\left [ SiCl_{6} \right ]^{2-}} does not exist due to steric reason.

Si and Cl belong to the same period and it is not possible to arrange 6 chloride ligands around the silicon centre.

Hence, the correct answer is option (3).

Posted by

sudhir.kumar

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