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Master Bond adhesives

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Oxygen (O2)
Categories: Fluid; Pure Element

Material Notes: Physical Form: Colorless Gas

Key Words: O2
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Physical PropertiesOriginal ValueComments
Density 0.001308 g/ccGas
Molecular Weight 31.999 g/mol
Vapor Pressure 0.09869 atm
@Temperature -200.5 °C
 
Chemical PropertiesOriginal ValueComments
Atomic Mass 15.99941995
Atomic Number 8
X-ray Absorption Edge 23.301 ÅK
Critical Pressure 49.77 atm
Critical Temperature -118.56 °C
 427.75 °C
Critical Density 0.438 g/cc
Critical Molar Volume 73.0 cm³/mol
Electronegativity 3.44Pauling
Ionic Radius 0.0900 ÅCrystal Ionic Radius for Valence +6
 0.220 ÅCrystal Ionic Radius for Valence +1
 1.32 ÅCrystal Ionic Radius for Valence -2
 1.76 ÅCrystal Ionic Radius for Valence -1
 
Electrical PropertiesOriginal ValueComments
Dielectric Constant 1.507
@Temperature -193 °C
 
Thermal PropertiesOriginal ValueComments
Heat of Fusion 13.8 J/gEnthalpy of fusion at normal melting point
Heat of Vaporization 213.1 J/gEnthalpy of vaporization at normal boiling temperature
Specific Heat Capacity 0.918 J/g-°C
Thermal Conductivity 0.00930 W/m-K
@Pressure 0.100 MPa,
Temperature -173 °C
gas
 0.0184 W/m-K
@Pressure 0.100 MPa,
Temperature -73.1 °C
gas
 0.0263 W/m-K
@Pressure 0.100 MPa,
Temperature 26.9 °C
gas
 0.0337 W/m-K
@Pressure 0.100 MPa,
Temperature 127 °C
gas
 0.0410 W/m-K
@Pressure 0.100 MPa,
Temperature 227 °C
gas
 0.0481 W/m-K
@Pressure 0.100 MPa,
Temperature 327 °C
gas
Melting Point -218.79 °CAt atmospheric pressure (760 torr)
Boiling Point -182.95 °C
Heat of Formation 0.000 kJ/molGas
 
Optical PropertiesOriginal ValueComments
Refractive Index 1.2243
@Temperature -183 °C,
Wavelength 546 nm
 
Component Elements PropertiesOriginal ValueComments
Oxygen, O 100 %
 
Descriptive Properties
AppearanceColorless Gas
CAS Number7782-44-7
SolubilitySlightly Soluble in H2O, EtOH and Organic Solvents

References for this datasheet.

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AMEO0 / 74

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