In the fluorite structure, the coordination number of $$C{a^{2 + }}\,ion$$ is
A.
4
B.
6
C.
8
D.
3
Answer :
8
Solution :
In fluorite structure each $$C{a^{2 + }}\,ion$$ is surrounded by eight $${F^ - }\,ions.$$ Thus, the coordination number of $$C{a^{2 + }}$$ is eight.
Releted MCQ Question on Physical Chemistry >> States of Matter Solid, Liquid and Gas
Releted Question 1
Equal weights of methane and oxygen are mixed in an empty container at $${25^ \circ }C.$$ The fraction of the total pressure exerted by oxygen is