Question

write note on selection rule for spectrum​

Answer 1

Answer:

mark as brilliant plz

Explanation:

selection rule describes how the probability of transitioning from one level to another cannot be zero. ... A gross selection rule illustrates characteristic requirements for atoms or molecules to display a spectrum of a given kind, such as an IR spectroscopy or a microwave spectroscopy.

Answer 2

Answer:

A selection rule describes how the probability of transitioning from one level to another cannot be zero. A gross selection rule illustrates characteristic requirements for atoms or molecules to display a spectrum of a given kind, such as an IR spectroscopy or a microwave spectroscopy.