Solid State Question 45
Question: A crystal lattice with alternate positive and negative ions has radius ratio 0.524. Its co-ordination number is
Options:
A) 4
B) 3
C) 6
D) 12
Show Answer
Answer:
Correct Answer: C
Solution:
[c] $ \frac{{{r}^{+}}}{r _{a}}=0.524 $ . It is in between $ 0.414-0.732. $ Hence C. No. = 6.
BETA
