Atom
- Name
- Argon
- IUPAC name
- Argon-40
- InChI
- InChI=1S/Ar/i1+0
- InChI key
- XKRFYHLGVUSROY-IGMARMGPSA-N
- Comments
- 40Ar
- Symbol
- Ar
- Formula
- 40Ar
- Charge
- 0
- Atomic number Z
- 18
- Mass number A
- 40
- Nuclear spin I
- 0
- Molar mass
- 39.96238312 g/mol
- State STP
- gas
- Electronegativity
- 0.0
- Isotope mixture type
- pure isotope