Question

The energy required for various electronic transitions follow the order

• A. σ→σ* > n-σ* > π-π* > n→π*
• B. σ→σ* > n→π* > n-σ* > n-π*
• C. π-π* > n→π* > σ→σ* > n-σ*
• D. n→π* > σ→σ* > n-σ* > π-π*

Answer 1

The Correct Option is A

The correct option is(A):σ→σ* > n-σ* > π-π* > n→π*.