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JEE Advanced Model Paper 2 with solutions for online practice

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Question : 20

Total: 54

Gold crystallizes in fee unit cell. Which of the following statement(s) is/are correct, if the atomic radius of gold is 135 pm?

The edge length of the unit cell is approximately 382 pm.
The shortest distance between the nuclei of two gold atoms is 270 pm.
The body diagonal is 270 pm.
The edge length would be 312 pm approximately if gold crystallized inBCC.

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