Question

Above figure shows an ideal FCC unit cell with atoms of radius r present at positions X, Y and Z. Thedistances between atoms X & Y and Y & Z is
(1)r,r
(2) r, 2r
(3) 2r, 2r
(4) 2r, r
amswer is (3). pls explain​

Answer 1

Answer:

1

Explanation:

Answer 2

Answer:

are options correct of your question