Name: Ytterbium
Symbol: Yb
Atomic Number: 70
AtomicWeight: 173.040000
Family: Lanthanides
CAS RN: 7440-64-4
Description: A silvery white soft and malleable metal
State (25 °C): Solid
Melting Point: 1097 °K
Boiling Point: 1469 °K
Density: 6.965 g/cm³
Oxidation states: +2,+3
Electron Configuration: [Xe] 4f¹⁴6s²
Radius: 175 pm (Covalent)
Electronegativity: 1.1 (Pauling Scale)

1st Ionization Energy: 603 KJ/mole
2nd Ionization Energy: 1175 KJ/mole
3rd Ionization Energy: 2417 KJ/mole