# ytterbium

> chemical element with symbol Yb and atomic number 70

**Wikidata**: [Q1855](https://www.wikidata.org/wiki/Q1855)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ytterbium)  
**Source**: https://4ort.xyz/entity/ytterbium


## References

1. ytterbium. Global Substance Registration System
2. Ytterbium. ECHA Substance Infocard database
3. YTTERBIUM. PubChem
4. ChEBI release 2020-09-01
5. Atomic weights of the elements 2009 (IUPAC Technical Report)
6. NDF-RT
7. [Source](https://www.cns11643.gov.tw/wordView.jsp?ID=158797)
8. Nuovo soggettario
9. Freebase Data Dumps. 2013
10. Ytterbium. ChemSpider
11. ytterbium. ChEBI
12. [Source](https://www.ciaaw.org/ytterbium.htm)
13. BabelNet
14. Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard
15. CABI Thesaurus
16. National Library of Israel
17. KBpedia
18. GF WordNet
19. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)
20. UniChem