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Carbon monoxide (data page)

Introduction

This page provides supplementary chemical data on carbon monoxide.

Material Safety Data Sheet

Material Safety Data Sheet

The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as SIRI, and follow its directions.

Structure and properties

Structure and properties

Template:Chembox header | Structure and properties
Index of refraction, nD ?
Abbe number ?
Dielectric constant, εr ? ε0 at ? °C
Bond strength 1076.5 kJ/mol
Bond length 0.111nm
Bond Energy 351 kJ/mol
Bond angle Linear
Magnetic susceptibility ?
Thermodynamic properties

Thermodynamic properties

Template:Chembox header | Phase behavior
Triple point 67.9 K (-205.1 °C), 15.35 kPa
Critical point 132.7 K (-140.3 °C), 3498 kPa, 11.1 mol/l (3.1*102 kg/m3)
Std enthalpy change
of fusion, ΔfusHo 		? kJ/mol
Std entropy change
of fusion, ΔfusSo 		? J/(mol·K)
Std enthalpy change
of vaporization, ΔvapHo 		? kJ/mol
Std entropy change
of vaporization, ΔvapSo 		? J/(mol·K)
Std enthalpy change
of sublimation, ΔsubHo 		8 kJ/mol (at 51-68 K)
Std entropy change
of sublimation, ΔsubSo 		? J/(mol·K)
Template:Chembox header | Solid properties
Std enthalpy change
of formation, ΔfHosolid 		? kJ/mol
Standard molar entropy,
Sosolid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Template:Chembox header | Liquid properties
Std enthalpy change
of formation, ΔfHoliquid 		? kJ/mol
Standard molar entropy,
Soliquid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Template:Chembox header | Gas properties
Std enthalpy change
of formation, ΔfHogas 		−110.53 kJ/mol
Std enthalpy change
of combustion, ΔcHogas 		−283.0 kJ/mol
Standard molar entropy,
Sogas 		197.66 J/(mol K)
Heat capacity, cp 29 J/(mol K)
Spectral data

Spectral data

Template:Chembox header | UV-Vis
λmax ? nm
Extinction coefficient, ε ?
Template:Chembox header | IR
Major absorption bands 2143 cm−1
13CO 2099.2 ± 4 cm−1
Template:Chembox header | NMR
Proton NMR  
Carbon-13 NMR  
Other NMR data  
Template:Chembox header | MS
Masses of
main fragments 		 
References

References

Except where noted otherwise, data relate to standard ambient temperature and pressure.

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