Argon (Ar)

Essential Facts

Atomic number 18
Name Argon
Symbol Ar
Atomic mass 39.948
Classification Noble gas
State at 20°C Gas
Melting point -189.2°C
Boiling point -185.7°C

Previous Element

Chlorine (Cl)

Next Element

Potassium (K)

Be Sociable, Share!

Comments are closed.

Get Adobe Flash player