Radon
Symbol
Rn
Atomic Number
86
Atomic Weight
222.0176
Element Classification
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
0.094
Fusion Heat (kJ/mol)
n/a
Evaporation Heat (kJ/mol)
18.1
Thermal Conductivity (@25°C W/m K)
0.0036
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
n/a
Lattice C/A Ratio
n/a
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