Tm69 – Thulium

• Atomic Number: 69
• Atomic Symbol: Tm
• Atomic Name: Thulium
• Atomic Mass: 168.93422
• CPK Hex Color: 00D452
• Electron Configuration: [Xe]6s2 4f13
• Electron Negativity: 1.25
• Atomic Radius: 227
• Ionization Energy: 6.184
• Electron Affinity:
• Oxidation States: 3
• Standard State: Solid
• Melting Point: 1818
• Boiling Point: 2223
• Density: 9.32
• Group Block: Lanthanide
• Year Discovered: 1879

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