# caesium

> chemical element with symbol Cs and atomic number 55

**Wikidata**: [Q1108](https://www.wikidata.org/wiki/Q1108)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Caesium)  
**Source**: https://4ort.xyz/entity/caesium


## References

1. Nature's Building Blocks An A-Z Guide of the Elements New Edition
2. Source
3. [Biographisches Jahrbuch und Deutscher Nekrolog](https://archive.org/details/biographischesj09wolfgoog/page/n213/mode/1up)
4. Deutsche Biographie
5. cesium. Global Substance Registration System
6. [CAS Common Chemistry](https://commonchemistry.cas.org/detail?cas_rn=7440-46-2)
7. CESIUM. PubChem
8. ChEBI release 2020-09-01
9. Atomic weights of the elements 2009 (IUPAC Technical Report)
10. periodic table
11. [Source](https://www.cns11643.gov.tw/wordView.jsp?ID=151145)
12. Freebase Data Dumps. 2013
13. Cesium. ChemSpider
14. caesium atom. ChEBI
15. Integrated Authority File
16. CESIUM, ELEMENTAL. Hazardous Substances Data Bank. 2019
17. Atomic weights of the elements 2013 (IUPAC Technical Report)
18. YSO-Wikidata mapping project
19. Caesium. ECHA Substance Infocard database
20. UMLS 2023
21. [Source](https://chem.libretexts.org/Bookshelves/General_Chemistry/Book%3A_ChemPRIME_(Moore_et_al.)/16%3A_Entropy_and_Spontaneous_Reactions/16.06%3A_Standard_Molar_Entropies)
22. Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard
23. CABI Thesaurus
24. National Library of Israel
25. KBpedia
26. GF WordNet
27. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)
28. UniChem
29. Cannabis Database