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Assertion (A) : Triclinic system is the ...

Assertion (A) : Triclinic system is the most unsymmetrical system.
Reason (R ) : No axial angle is equal to `90^(@)` in triclinic system.

A

If both `(A)` and `(R)` are correct, and `(R)` is the correct explanation of `(A)`

B

If both `(A)` and `(R)` are correct, but `(R)` is not the correct explanation of `(A)`

C

If `(A)` is correct, but `(R)` is incorrect.

D

If both `(A)` is incorrect but `(R)` is correct.

Text Solution

Verified by Experts

The correct Answer is:
B
Assertion is correct.
Correct (R): Axial angels are not equal to each other.
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Knowledge Check

  • The most unsymmetrical crystal system is :

    A
    cubic
    B
    hexagonal
    C
    triclinic
    D
    orthorhombic

  • The non expansion work of a system is equal to

    A
    decrease in free energy
    B
    decrease in internal energy
    C
    increase in enthalpy
    D
    increase in internal energy.

  • The most unsymmetrical and symmetrical systems are respectively.

    A
    tetragonal, cubic
    B
    triclinic, cubic
    C
    rhombohedral, hexagonal
    D
    orthorhombic, cubic

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