# Kasha's rule

> law of photochemistry

**Wikidata**: [Q2615248](https://www.wikidata.org/wiki/Q2615248)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kasha's_rule)  
**Source**: https://4ort.xyz/entity/kasha-s-rule


## References

1. Freebase Data Dumps. 2013