Argon By Star Special Air Gases Pvt. Ltd.

Argon is a typical non reactive gas, which is required in the places where nitrogen is not sufficiently inert or where low thermal conductivity is required. The gas has heat isolating effect and is used as inert gas in many forms of welding.

Chemical Properties :
* Atomic number - 18
* Atomic mass - 39.948 g.mol -1
* Density - 1.78.10 -3 g.cm -3 at 0 C
* Melting point - -189 C
* Boiling point - -185.7 C
* Vanderwaals radius - 0.192 nm
* Isotopes - 6
* Electronic shell - [Ne] 3s23p6
* Energy of first ionisation - 1520 kJ.mol -1
* Energy of second ionisation - 2665.8 kJ.mol -1
* Energy of third ionisation - 3931 kJ.mol -1

Application Areas :
* Metal industry
* Manufacturing of titanium
* Ground water dating
* Used in technical scuba diving to inflate the dry suit
* Used in tyres of luxury cars