M.Sc. Chemistry (PU-CET P.G) 2021 Panjab University Entrance Exam With Answers

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59.

A substance AxBy crystallizes in a face centered cubic (fcc) lattice in which atoms “A” occupy each corner of the cube and atoms “B” occupy the centres of each face of the cube. Identify the correct composition of the substance AxBy:

A: AB3
B: A4B3
C: A3B
D: Composition cannot be specified

The answer is: A

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