For a multi-electron atom $$l$$, L and S specify the one electron orbital angular momentum, total orbital angular momentum and total spin angular momentum respectively. The selection rules for electric dipole transition between the two electronic energy levels, specified by $$l$$, L and S are
A. ΔL = 0, ±1; ΔS = 0; Δ$$l$$ = 0, ±1
B. ΔL = 0, ±1; ΔS = 0; Δ$$l$$ = ±1
C. ΔL = 0, ±1; ΔS = ±1; Δ$$l$$ = 0, ±1
D. ΔL = 0, ±1; ΔS = ±1; Δ$$l$$ = ±1
Answer: Option B
This Question Belongs to Engineering Physics >> Atomic And Molecular Physics
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