NEET UG CHEMISTRY MCQ: SOLID STATE

1 Medium

1 of 1

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Which of the following statements is not correct?

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Correct option: D

The coordination number of

{\mathrm{S}^{2 - }}\;in\;\mathrm{ZnS}

is 6

Option D (The coordination number of

{\mathrm{S}^{2 - }}\;in\;\mathrm{ZnS}

is 6) is correct because in ZnS, the coordination number of

S^{2-}

is 4, not 6. Each

S^{2-}

ion is tetrahedrally surrounded by

Zn^{2+}

ions.

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\mathrm{C}{\mathrm{s}^ + }

\mathrm{C}{\mathrm{I}^ - }

\;0.181\,\,nm

A

B

A

Y