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Assertion . Graphite is an example to he...

Assertion . Graphite is an example to hexogonal crystal system.
Reason . For a tetragonal system, ` a = b ne c, alpha = beta = 90^(@) , gamma = 120^(@)`

A

If both assertion and reason are true and the reason is the correct explanation of the assertion

B

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

C

If assertion is true but reason is false

D

If the assertion and reason both are false.

Text Solution

Verified by Experts

The correct Answer is:
D
Graphite is hexagonal system and for tetragonal all three angles are `90^(@)`
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