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  • I have a doubt, kindly clarify. - Which premitive unit cell has unequal edge lengths and all axial angles different from? - States of matter - JEE Main

Which premitive unit cell has unequal edge lengths (a\neq b\neq c) and all axial angles different from 90^{0}?

  • Option 1)

    Triclinic 

  • Option 2)

    Hexagonal

  • Option 3)

    Monoclinic

  • Option 4)

    Tetragonal

Answers (1)

best_answer

 

Unit cell -

Smallest repeating unit of crystal lattice.

-

 

 

Relation between radius of constituent particle, R and edge length, a for simple cubic unit cell -

-

 

@tr 

As we have learnt in Triclinic unit cell.

In triclinc unit cell

a \neq b\neq c

\alpha \neq \beta \neq \gamma \neq 90^{\circ}

 

 

 

 


Option 1)

Triclinic 

Option 2)

Hexagonal

Option 3)

Monoclinic

Option 4)

Tetragonal

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