Consider the following statements, I. Possibe variations for a cubic crystal system is primitive only II. The axial angles of a hexagonal crystal syst
Consider the following statements,
I. Possibe variations for a cubic crystal system is primitive only
II. The axial angles of a hexagonal crystal system are `alpha=beta=90^@ " and " gamma = 120^@` .
Which of the above statements(s) is / are true ?
A. Only I
B. Only II
C. Both I and II
D. None of these
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Correct Answer - B
For a cubic crystal system, the possible variations are primitive, body centred and face centred .
The axial angles of a hexagonal crystal system are `alpha = beta = 90^@ " and " gamma = 120^@`
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