7 Crystal Systems

Question 1

Cubic

Answer 1

A=b=c, α=β=γ=90

Question 2

Tetragonal

Answer 2

A=b≠c, α=β=γ=90

Question 3

Orthorhombic

Answer 3

A ≠ b ≠ c, α=β=γ=90

Question 4

Monoclinic

Answer 4

A ≠ b ≠ c, α=γ=90, β ≠ 90

Question 5

Hexagonal

Answer 5

A=b ≠ c, α=β=90, γ=120

Question 6

Rhombohedral

Answer 6

A=b=c, α=β=γ ≠90

Question 7

Triclinic

Answer 7

A ≠ b ≠ c, α ≠ β ≠ γ