Q)
(chatquestion)...(3) C
7AllS (3)
In a face centred cubic arrangement ofA and B atoms where A are present al the corner and B
at the(face centres A atoms are missing from 4 corners in each unit cell ? What is the simplest
Tormula of the compound? Auxd
(4) D
Illustration 6.
1.
No. of B atoms -6 x-3
No. of A atoms- 4 x
Solution.
Formula- A B,-AB
82
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