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Rulon Bearings

Iodine, I2
Categories: Pure Element

Key Words: I2
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Physical PropertiesMetricEnglishComments
Density 4.933 g/cc0.1782 lb/in³
Molecular Weight 253.809 g/mol253.809 g/mol
 
Chemical PropertiesMetricEnglishComments
Atomic Mass 126.9045126.9045126.90447 - 1995
Atomic Number 5353
X-ray Absorption Edge 0.373 Å0.373 ÅK
 2.38982 Å2.38982 ÅLI
 2.55324 Å2.55324 ÅLII
 2.71901 Å2.71901 ÅLIII
Critical Temperature 546 °C1010 °F
Electronegativity 2.662.66Pauling
Ionic Radius 0.500 Å0.500 ÅCrystal Ionic Radius for Valence +7
 0.620 Å0.620 ÅCrystal Ionic Radius for Valence +5
 2.20 Å2.20 ÅCrystal Ionic Radius for Valence -1
 
Thermal PropertiesMetricEnglishComments
Heat of Fusion 61.1 J/g26.3 BTU/lb
Specific Heat Capacity 0.145 J/g-°C0.0347 BTU/lb-°F
Melting Point 113.7 °C236.7 °F
Boiling Point 184.4 °C363.9 °F
 
Component Elements PropertiesMetricEnglishComments
Iodine, I 100 %100 %
 
Descriptive Properties
AppearanceBlue-Black Plates
CAS Number7553-56-2
Crystal StructureRhombic

References for this datasheet.

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