Question
Question: The tetrahedral voids formed by ccp arrangement of Cl¯ ions in rock salt structure are...
The tetrahedral voids formed by ccp arrangement of Cl¯ ions in rock salt structure are
A
Occupied by Na+ ions
B
Occupied by Cl¯ ions
C
Occupied by either Na+ or CI¯ ions
D
Vacant
Answer
Vacant
Explanation
Solution
In rock salt structure, Cl– forms fcc (ccp) lattice & Na+ occupies octahedral voids, So tetrahedral voids are vacant.