The crystal system of a compound with unit cell dimension $" a = 0.387, b = 0.387$ and $c = 0.504 n m$ and $α = β = 90^{\circ}$ and $γ = 120^{\circ} "$ is :

cubic

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hexagonal

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orthohombic

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rhombohedral

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Solution

The correct option is C hexagonal
Thus it is hexagonal crystal system as satisfies the criterion
$a = b \neq c, α = β = 90^{\circ}, γ = 120^{\circ}$
These are the characteristics of a hexagonal system.

Suggest Corrections

Similar questions

a = 0.387, b = 0.387, c = 0.504 n m

α = β = 90^{\circ}

γ = 120^{\circ}

α = β = 90^{\circ} a n d γ = 120^{\circ}

a = 0.387 n m

b = 0.387 n m

c = 0.504 n m

α = β = 90^{\circ}

= 120^{\circ}

The crystal system of a compound with unit cell dimension, a = 0.387 nm, b = 0.387 nm, c = 0.504 nm and α = β = 90^o and γ = 120^o is

a, b, c

α, β, γ

a \neq b \neq c, α = γ = 90^{\circ}, β \neq 90^{\circ}

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