Be4 – Beryllium
- Atomic Number4
- Atomic SymbolBe
- Atomic NameBeryllium
- Atomic Mass9.012183
- CPK Hex ColorC2FF00
- Electron Configuration[He]2s2
- Electron Negativity1.57
- Atomic Radius153
- Ionization Energy9.323
- Electron Affinity
- Oxidation States2
- Standard StateSolid
- Melting Point1560
- Boiling Point2744
- Density1.85
- Group BlockAlkaline earth metal
- Year Discovered1798
Periodic Table of Elements. (2022, December 23). In PubChem and the National Library of Medicine. https://pubchem.ncbi.nlm.nih.gov/periodic-table/#view=table