Paper: CSIR-NET December 2017 · Subject: Physical Chemistry · Chapter: Group Theory · Topic: Symmetry Elements Point Groups · Marks: 2 · Difficulty: Easy
The correct relation involving symmetry operations
(a)$\mathrm{S}_{4}^{2}=\mathrm{S}_{2}$
(b)$\sigma(x z) \cdot \sigma(y z)=C_{2}(x)$
(c)$\mathrm{S}_{4}^{3}=\mathrm{C}_{4}^{3}$
(d)$\mathrm{S}_{6}^{3}=\mathrm{S}_{2}$
Answer
Answer: D ✓ checked by 4AB · confidence high
Explanation
S₆³ = C₂ (along the axis) followed by σh, which equals i = S₂ (d).