p-Block elementsHard

Question

Which of the following reactions are is correct ?

Options

A.CF₄ + 2F^- → [CF₆]^2-

B.SiF₄ + 2F^- → [SiF₆]^2-

C.GeCl₄ + 2Cl^- → [GeCl₆]^2-

D.SnCl₄ + 2Cl^- → [SnCl₆]^2-

Solution

Carbon does not expand its covalence beyond four as it does not contain d-orbitals.

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