# unbiunium

> hypothetical chemical element with the atomic number 121

**Wikidata**: [Q1466](https://www.wikidata.org/wiki/Q1466)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Unbiunium)  
**Source**: https://4ort.xyz/entity/unbiunium


## References

1. Nature's Building Blocks An A-Z Guide of the Elements New Edition
2. [Source](https://lingualibre.org/wiki//Q379898)
3. Freebase Data Dumps. 2013
4. KBpedia