# formal charge

> number of valence electrons of an atom in isolation

**Wikidata**: [Q1437449](https://www.wikidata.org/wiki/Q1437449)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Formal_charge)  
**Source**: https://4ort.xyz/entity/formal-charge


## References

1. Freebase Data Dumps. 2013
2. Quora
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)