Solid State Question 242

Question: The number of atoms/molecules contained in one face centred cubic unit cell of a monoatomic substance is

[CPMT 1989, 94; CBSE PMT 1989, 96; NCERT 1990; MP PET 1993; KCET 1999]

Options:

A) 1

B) 2

C) 4

D) 6

Show Answer

Answer:

Correct Answer: C

Solution:

The number of atoms present in sc, fcc and bcc unit cell are 1, 4, 2 respectively.