The structure of ${\rm{MgO}}$ is similar to ${\rm{NaCl}}$. The co-ordination number of ${\rm{Mg}}$ is :

NEET UG CHEMISTRY MCQ: SOLID STATE

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The structure of

\mathrm{MgO}

is similar to

\mathrm{NaCl}

. The co-ordination number of

\mathrm{Mg}

is :

View answer and explanation

Correct option: B

Option B (6) is correct because MgO has a NaCl structure, and in NaCl structure, each ion is surrounded by 6 oppositely charged ions, giving a coordination number of 6.

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