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Radon


6
86
222.0176
KEY
Chemical Element Symbol Key

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Radon
Columbia Encyclopedia
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Symbol: Rn
Atomic Number: 86
Atomic Weight: 222.0176
Element Classification: Inert Gas
Discovered By: Fredrich Ernst Dorn
Discovery Date: 1898 (Germany)
Name Origin: Variation of the name of another element, radium.
Density (g/cc): 4.4 (@ -62°C)
Melting Point (K): 202
Boiling Point (K): 211.4
Appearance: Heavy radioactive gas
Atomic Radius (pm): n/a
Atomic Volume (cc/mol): n/a
Covalent Radius (pm): n/a
Ionic Radius: n/a
Specific Heat (@20°C J/g mol): 0.094
Fusion Heat (kJ/mol): n/a
Evaporation Heat (kJ/mol): 18.1
Thermal Conductivity (@25°C W/m K):
Debye Temperature (K): n/a
Pauling Negativity Number: n/a
First Ionizing Energy (kJ/mol): 1036.5
Oxidation States: n/a
Electronic Configuration: [Xe] 4f14 5d10 6s2 6p6
Lattice Structure: Face-Centered Cubic (FCC
Lattice Constant (Å): n/a
Lattice C/A Ratio: n/a


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