B5 – Boron
- Atomic Number5
- Atomic SymbolB
- Atomic NameBoron
- Atomic Mass10.81
- CPK Hex ColorFFB5B5
- Electron Configuration[He]2s2 2p1
- Electron Negativity2.04
- Atomic Radius192
- Ionization Energy8.298
- Electron Affinity0.277
- Oxidation States3
- Standard StateSolid
- Melting Point2348
- Boiling Point4273
- Density2.37
- Group BlockMetalloid
- Year Discovered1808
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