Question

An ionic compound has a unit cell consisting of ‘a' ions at the corners of a cube and ‘b' ions on the centres of the faces of the cube. The empirical formula for this compound would be :

Answer 1

Answer:

Explanation:

No. Of A ions=1

No. Of B ions=1/2*6=3(there are 6 faces having half atom on each face)

Therefore empirical formula= AB3