Question

Solid State Easy MCQ , need ans urgent , thank you

Answer 1

Answer:

A2B3 is the answer I guess..

Answer 2

Answer:

A atoms are at the corners so but two atoms are missing

A=1/8*6=3/4.

B atoms are at the face centres

B = 1/2*6=3.

so the formula is A3/4B3

that is AB4 (c)is the Ans.