Question

A and B.Atoms of B are at the cornes of the cube and at the body centre and A at all face centres. What is the formula of the compound​

Answer 1

Explanation:

Effective number of atoms of A=

8/1 ×8+ 2/1

×6=4

Effective number of atoms of B=

4

/1 ×12+1=4

Formula =B

4

A

4

=BA