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When heated above 916^(@)C, iron cha...

When heated above `916^(@)C`, iron changes its bcc crystalline from to fcc without the change in the radius of atom . The ratio of density of the crystal before heating and after heating is :

A

1.069

B

0.918

C

0.725

D

1.231

Text Solution

Verified by Experts

The correct Answer is:
B
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