The ratio of ionic radii of Cations i.e. rC and that of Anions i.e. rA – McqOptions

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1.	The ratio of ionic radii of Cations i.e. rC and that of Anions i.e. rA for stable and unstable ceramic crystal structure is:
A.	Less than unity
B.	Greater than unity
C.	Unity
D.	Either lesser of greater than unity
Answer» B. Greater than unity

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