The value of d₁₁₁ in a cubic crystal is 325.6 pm. The value of d₃₃₃ is

(c) 108.5 pm. Explanation: dhkl ∝ 1/√(h² + k² + l²): d₃₃₃ = d₁₁₁/3 = 108.5 pm.

Q114 · CSIR-NET Chemistry, December 2011

Paper: CSIR-NET December 2011 · Subject: Physical Chemistry · Chapter: Solid State Chemistry · Topic: Solid State Chemistry – General · Marks: 2 · Difficulty: Easy

The value of $\mathrm{d}_{111}$ in a cubic crystal is 325.6 pm . The value of $\mathrm{d}_{333}$ is

(a)325.6 pm

(b)976.8 pm

(c)108.5 pm

(d)625.6 pm

Answer

Answer: C ✓ checked by 4AB · confidence high

The source book printed B; on checking, C is correct — see the explanation.

Explanation

d_hkl ∝ 1/√(h² + k² + l²): d₃₃₃ = d₁₁₁/3 = 108.5 pm.

Study loop for Solid State Chemistry