Statement: In ZnS (zinc blende) structure, the co-ordination number of each ion is 4.
State whether the given statement is true or false
A
True
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B
False
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Solution
The correct option is A True Zinc blende is the name given to the mineral ZnS. It has a cubic close packed (face-centred) array of S and the Zn(II) sits in tetrahedral sites (half occupied) in the lattice, giving a unit cell with 8Zn ions and 16S ions.