A crystal of lead (II)  sulphide  has  NaCl  strcuture . In this  crystal the shorest  distance
Channel: Doubtnut
Date: 2020-04-19

A crystal of lead (II)  sulphide  has  NaCl  strcuture . In this  crystal the shorest  distance  between  a `Pb^(2+)` ion  and  `S^(2-)`  ion is  297 pm . What  is the  volume the  of  unit  cell in lead sulphide ?