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Statement 1: The packing efficiency is maximum for the fcc structure.
Statement 2: The coordination number is 12 in fcc structures.

Both statements 1 and 2 are correct
Both statements 1 and 2 are incorrect
Statement 1 is correct and statement 2 is incorrect
Statement 1 is incorrect and statement 2 is correct

detailed solution

Correct option is A

In fcc unit cell, there is ccp arrangement with packing efficiency of 74.01% which is maximum.

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