Q52 · CSIR-NET Chemistry, December 2014
Paper: CSIR-NET December 2014 · Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Term Symbols Spectra · Marks: 2 · Difficulty: Easy
The configuration $[\mathrm{Ne}]\,2p^{1}3p^{1}$ has a $^3D$ term. Its levels are
(a)$^{3}D_{3/2}$, $^{3}D_{1/2}$
(b)$^{3}D_{5/2}$, $^{3}D_{3/2}$, $^{3}D_{1/2}$
(c)$^{3}D_{3}$, $^{3}D_{2}$, $^{3}D_{1}$
(d)$^{3}D_{3}$, $^{3}D_{2}$, $^{3}D_{1}$, $^{3}D_{0}$
Answer
Answer: C ✓ checked by 4AB · confidence high
Explanation
³D (L = 2, S = 1): J = 3, 2, 1 → ³D₃, ³D₂, ³D₁.
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