Question
Question: BaO has a rock-salt type structure. When subjected to high pressure, the ratio of the coordination n...
BaO has a rock-salt type structure. When subjected to high pressure, the ratio of the coordination number of Ba+2 ion to O–2 changes to
A
4 : 8
B
8 : 4
C
8 : 8
D
4 : 4
Answer
8 : 8
Explanation
Solution
On increasing pressure, C.N. increases. ̃ 6 : 6
changes to 8 : 8 .