Find expert advice and community support for all your questions on IDNLearn.com. Ask anything and receive well-informed answers from our community of experienced professionals.

Classify the following atomic transitions as allowed or not. If a transition is not allowed, indicate which selection rule is violated:

³P₂ → 1D₂
²P₃/₂ → 2S₁/₂
³D₂ → 3F₂