In the intersystem crossing

Question: In the intersystem crossing
[A].

the spin of an excited electron reverses, changing the state of the molecule (from singlet state to triplet state or vice versa)

[B].

a molecule converts its excess energy to light, and emits a photon

[C].

a molecule converts excess electronic energy to vibrational energy

[D].

all of the above

Answer: Option A

Explanation:

No answer description available for this question.