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Na and Mg crystallize in bcc and fcc...

Na and Mg crystallize in bcc and fcc type crystals respectively , then the number of atoms of Na and Mg present in the unit cell of their respective crystal is ______.

A

4 and 2

B

9 and 14

C

14 and 9

D

2 and 4

Text Solution

Verified by Experts

The correct Answer is:
D
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