Question

Diamond has face-centred cubic lattice. There are two atoms at (0,0,0) and ( 1/4,1/4,1/4 ) coordinates. The ratio of the carbon-carbon bond distance to the edge of the unit cell is:
1) root 3/16
2) 1/2
3) 1/4
4) 1/root2

No vague answers please...

Answer 1

Answer:

answer is option no 2

Explanation:

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