JEE Main & Advanced
Chemistry
The Solid State / ठोस प्रावस्था
Question Bank
Mathematical analysis of cubic system and Bragg's equation
question_answer
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]
A) 1
B) 2
C) 4
D) 6
Correct Answer:
C
Solution :
The number of atoms present in sc, fcc and bcc unit cell are 1, 4, 2 respectively.