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Which of the following statements are co...

Which of the following statements are correct -
1. CCP structure has three different type of layers.
2. In CCP structure, first and fourth layers are repeated.
3. In an HCP structure, first and fourth layers are repeated.
4. In FCC packing, the neighboring face centered atoms touch each other.

A

1 and 2 only

B

1, 2 and 4 only

C

1, 2 3 and 4

D

1, 2 and 3 only

Text Solution

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The correct Answer is:
A
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