Curium

• Curium is a transuranic radioactive chemical element with symbol Cm, Electron Configuration Rn 5f7 6d2 7s2, Atomic number 96, Discovered 1944, Melting point 1,347°C, Atomic mass 247 u.
• Curium is a hard, brittle, radioactive silvery metal.
• Curium is harmful due to its radioactivity.
• Curium is probably present in uranium ores.
• Curium-242 and curium-244 are used in the space program as a heat source for compact thermionic and thermoelectric power generation.