B5 – Boron

• Atomic Number: 5
• Atomic Symbol: B
• Atomic Name: Boron
• Atomic Mass: 10.81
• CPK Hex Color: FFB5B5
• Electron Configuration: [He]2s2 2p1
• Electron Negativity: 2.04
• Atomic Radius: 192
• Ionization Energy: 8.298
• Electron Affinity: 0.277
• Oxidation States: 3
• Standard State: Solid
• Melting Point: 2348
• Boiling Point: 4273
• Density: 2.37
• Group Block: Metalloid
• Year Discovered: 1808

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