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Chemistry
Number of formula units in unit cell of MgO (rock salt), ZnS (zinc blende) and Pt ( fcc ) respectively
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Q. Number of formula units in unit cell of $MgO$ (rock salt), $ZnS$ (zinc blende) and $Pt ( fcc )$ respectively
The Solid State
A
$4,3,2$
B
$4,3,4$
C
$4,4,4$
D
$4,3,1$
Solution:
$MgO =4$
$ZnS =4$
$Pt ( f . c . c .)=4$