Polonium physical properties Density: alpha phase: 9,196 g/cm3; beta phase: 9,398 g/cm3 Melting point: 254 0C Boiling point: 962 0C Heat of fusion: 13 kJ/mol Heat of vaporization: 102,91 kJ/mol Molar heat capacity: 26,4 J/mol.K Electrical resistivity: 0, 40 microohm.meter Thermal conductivity: 20 W/m.K Atomic radius (empirical): 168 pm First ionization energy: 812,1 kJ/mol Crystalline structure: alpha-phase: cubic; beta phase: rhombohedral Magnetism: monmagnetic Thermal expansion: 23,5 microm/m.K
Polonium is a natural radioactive element.
Polonium is an element. So the only element that makes up polonium is itself.
Polonium is a nonmagnetic element.
Polonium is an element and has no antonym.
Polonium is a radio-active trans-uranic element. It is a metal.
Polonium is not flammable.
Polonium is an element and was not invented but discovered.
Polonium is a radioactive chemical element.
Polonium is a unique chemical element.
Polonium doesn't contain another element.
Polonium doesn't contain another element.
Polonium is a extremely scarce chemical element.