Q.
Structure of ZnS is
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a
Body centred cubic
b
Simple cube
c
Face centred cubic
d
Fluorite structure
answer is C.
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Detailed Solution
Zinc blende (ZnS) has fcc structure and is an ionic crystal having 4 : 4 co-ordination number.Sulphide ions occupy ccp (4) while zinc ions occupy alternate tetrahedral voids on body diagonal.
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