Ra88 – Radium

• Atomic Number: 88
• Atomic Symbol: Ra
• Atomic Name: Radium
• Atomic Mass: 226.02541
• CPK Hex Color: 007D00
• Electron Configuration: [Rn]7s2
• Electron Negativity: 0.9
• Atomic Radius: 283
• Ionization Energy: 5.279
• Electron Affinity:
• Oxidation States: 2
• Standard State: Solid
• Melting Point: 973
• Boiling Point: 1413
• Density: 5
• Group Block: Alkaline earth metal
• Year Discovered: 1898

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