NEET 2013 Chemistry question

Not in JEE Main or NEET syllabus

The number of carbon atoms per unit cell of diamond unit cell is -

(1)4
(2)8Correct
(3)6
(4)1

Answer: (2)

Solution

Diamond has a face-centred cubic arrangement of carbon atoms in which, in addition, four more carbon atoms occupy alternate tetrahedral voids inside the cell. Atoms per unit cell \tfrac$18 + 6

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-091349