# nitrogen

> chemical element, symbol N and atomic number 7; most abundant element in Earth atmosphere

**Wikidata**: [Q627](https://www.wikidata.org/wiki/Q627)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Nitrogen)  
**Source**: https://4ort.xyz/entity/nitrogen


## References

1. [Source](https://www.rsc.org/periodic-table/element/7/nitrogen)
2. [Nitrogen, atomic. ChemIDplus](https://chem.nlm.nih.gov/chemidplus/number/endswith/17778-88-0)
3. Atomic weights of the elements 2009 (IUPAC Technical Report)
4. [Source](https://www.cns11643.gov.tw/wordView.jsp?ID=90152)
5. Nuovo soggettario
6. Freebase Data Dumps. 2013
7. ChEBI release 2019-10-02
8. Standard atomic weights of the elements 2021 (IUPAC Technical Report). Pure and Applied Chemistry
9. YSO-Wikidata mapping project
10. BabelNet
11. UMLS 2023
12. National Library of Israel
13. KBpedia
14. GF WordNet
15. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)