Chemical Properties of Argon (CAS 7440-37-1)

Argon

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InChI
InChI=1S/Ar
InChI Key
XKRFYHLGVUSROY-UHFFFAOYSA-N
Formula
Ar
SMILES
[Ar]
Molecular Weight1
39.95
CAS
7440-37-1
Other Names
  • Ar
  • UN 1006
  • UN 1951
  • argon atom
Sources

Physical Properties

Property Value Unit Source
PAff 369.20 kJ/mol NIST
BasG 346.30 kJ/mol NIST
IE [15.70; 15.88] eV Show Hide
IE 15.76 ± 0.00 eV NIST
IE 15.76 eV NIST
IE 15.76 eV NIST
IE 15.82 eV NIST
IE 15.76 eV NIST
IE 15.76 eV NIST
IE Outlier 15.88 eV NIST
IE 15.70 eV NIST
IE 15.76 ± 0.00 eV NIST
IE 15.75 ± 0.00 eV NIST
IE 15.76 ± 0.00 eV NIST
IE 15.76 eV NIST
IE 15.71 ± 0.00 eV NIST
IE 15.76 ± 0.01 eV NIST
IE 15.74 ± 0.05 eV NIST
IE 15.78 ± 0.03 eV NIST
IE 15.79 eV NIST
logPoct/wat 0.00 Crippen Calculated Property
Pc 489.79 ± 0.20 kPa NIST
Pc 4898.05 ± 10.13 kPa NIST
Pc 4855.49 ± 7.09 kPa NIST
Ptriple 68.90 ± 0.01 kPa NIST
Ptriple 68.90 ± 0.01 kPa NIST
Ptriple 68.75 ± 0.07 kPa NIST
gas,1 bar 154.85 ± 0.00 J/mol×K NIST
Tboil 87.50 ± 0.30 K NIST
Tboil 87.28 ± 0.02 K NIST
Tc 150.86 ± 0.10 K NIST
Tc 150.86 ± 0.10 K NIST
Tc 150.65 ± 0.03 K NIST
Tfus 83.80 ± 0.30 K NIST
Ttriple [83.78; 87.78] K Show Hide
Ttriple 87.78 ± 0.05 K NIST
Ttriple 83.80 ± 0.05 K NIST
Ttriple 83.80 ± 0.05 K NIST
Ttriple 83.78 ± 0.04 K NIST
Ttriple 83.78 ± 0.20 K NIST

Similar Compounds

Glutaric acid, 3-methylpentyl pentadecyl ester. Glutaric acid, nonyl 2,4,6-trichlorophenyl ester. Benzene, 1,2,3-trichloro-4-methoxy-. 6-Chloro-7-sulfamyl-3,4-dihydro-1,2,4-benzothiadiazine-1,1-dioxide. 1-methyl-cis-2-(1-ethenyl)-cyclopropane. Acetone-D6. Benzene, 1,3,5-trichloro-2,4,6-trifluoro-. Sarcosylsarcosine, n-propoxycarbonyl-, heptyl ester. (-)-«beta»-acoradiene. Glutaric acid, monochloride, 2-methoxyphenyl ester. (+-)-3-hydroxybutyric acid, trifluoroacetate. Benzenemethanamine, N-methyl-N-2-propynyl-. 20-Methylcholanthrene. Butane, 1,1'-sulfonylbis-. M-toluidine, n-(p-methoxybenzylidene)-4-(p-methoxyphenylazo)-, hydrogen tetrafluoroborate.

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.