Name: Rhodium
Symbol: Rh
Atomic Number: 45
AtomicWeight: 102.905500
Family: transition metals
CAS RN: 7440-16-6
Description: A silvery white metal
State (25 °C): Solid
Melting Point: 2237 °K
Boiling Point: 3968 °K
Density: 12.41 g/cm³
Oxidation states: +3
Electron Configuration: [Kr] 4d⁸5s¹
Radius: 135 pm (Covalent)
Electronegativity: 2.28 (Pauling Scale)

1st Ionization Energy: 720 KJ/mole
2nd Ionization Energy: 1740 KJ/mole
3rd Ionization Energy: 2997 KJ/mole