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Assertion . Hexagonal close packing is e...

Assertion . Hexagonal close packing is equally closely packed than cubic close packing .
Reason. Hexagonal close packing has a corrdination number of 12 whereas cubic close packing has a coordination number of 8.

A

If both assertion and reason are true, and reason is the true explanation of the assertion.

B

If both assertion and reason are true, but reason is not the true explanation of the assertion.

C

If assertion is true , but reason is false

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
D
Correct A . Hexagonal close packing and cubic close packing are equally close packed (space occupied =74%)
Correct R. Both have a coordination number of 12.
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