A) \[{{A}_{7}}{{B}_{3}}\]
B) \[A{{B}_{3}}\]
C) \[{{A}_{7}}{{B}_{24}}\]
D) \[{{A}_{8/7}}{{B}_{3}}\]
Correct Answer: C
Solution :
[c] : No. of atoms of A from corners of unit cell = 7/8 No. of atoms of B from faces of unit cell = 3 Thus, A : B = 7/8 : 3 or 7 : 24. Thus, formula is \[{{A}_{7}}{{B}_{24}}\].You need to login to perform this action.
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