Ta73 – Tantalum

• Atomic Number: 73
• Atomic Symbol: Ta
• Atomic Name: Tantalum
• Atomic Mass: 180.9479
• CPK Hex Color: 4DA6FF
• Electron Configuration: [Xe]6s2 4f14 5d3
• Electron Negativity: 1.5
• Atomic Radius: 217
• Ionization Energy: 7.89
• Electron Affinity: 0.322
• Oxidation States: 5
• Standard State: Solid
• Melting Point: 3290
• Boiling Point: 5731
• Density: 16.4
• Group Block: Transition metal
• Year Discovered: 1802

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