Atomic Number: | 86 |
Element Symbol: | Rn |
Element Name: | Radon |
Atomic Weight: | 222 |
Group Number: | 18 |
Group Name: | Noble gas |
Period Number: | 6 |
Block: | p-block |
Ground State Configuration: | [Xe] 4f14 5d10 6s2 6p6 |
Ground State Level: | 1S0 |
Standard State: | Gas |
Atomic Radius Calculated: | 120 |
Covalent Radius Empirical: | 145 |
First Ionization Energy: | 1037 |
Mulliken Jaffe Electronegativity: | 2.59 |
Molar Volume: | 50.50 |
Melting Point: | -71 |
Boiling Point: | -61.7 |
Critical Temperature: | 104 |
Thermal Conductivity: | 0.00361 |
Enthalpy Of Fusion: | 3 |
Enthalpy Of Vaporization: | 17 |
Color: | Colourless |
Classification: | Non-metallic |
Discovered By: | Friedrich Ernst Dorn |
Discovered At: | Germany |
Discovered When: | 1900 |
Origin Of Name: | Named after the element radium (radon was called niton at first, from the Latin word nitens meaning shining |
Calculate the molecular weight of Radon or molecular weight Rn.
Also see the full list of chemical elements and atomic weights.