NEET UG CHEMISTRY MCQ: 13 TH GROUP ELEMENTS (P-BLOCK)

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Which species does not exist?

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Correct option: A

{\left[ {\mathrm{B}{\mathrm{F}_6}} \right]^{3 - }}

Option A (

{\left[ {\mathrm{B}{\mathrm{F}_6}} \right]^{3 - }}

) is correct because boron, due to its small size and lack of d-orbitals, cannot expand its coordination number to six.

More Questions from 13 TH GROUP ELEMENTS (P-BLOCK)

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{H}_3 {PO}_4

{H}_3 {BO}_3

{P}\, \& {~B}

N{H_3}

B{F_3}

\mathrm{TI}

\mathrm{d}

\mathrm{f}