Question

Select the species which does not exist us
O [Sn(OH)6]12-
O SiF6 2-
O SiBr6 6-
O GeCl6 2-​

Answer 1

Answer:

B

Explanation:

the species which does not exist us

Answer 2

Solution:

Option 3 is correct answer.

Explanation:

In $SiBr_{6}^{6-}$ bromine atom is much larger which does not allow the six bromine to surround the silicon due to repulsion between chlorine atoms.

Hnece, due to interelectron repulsions between bromine atom and compound the compound $SiBr_{6}^{6-}$ is unstable and not exist.