Acetylene

Molecule Viewer


Thermodynamics at 298.15 K and standard pressure


Enthalpy
PropertyValueUnit
Translational6.20kJ mol-1
Rotational2.48kJ mol-1
Vibrational74.33kJ mol-1
Total (Trans. + Rot. + Vib.)83.01kJ mol-1
Heat Capacity at Constant Pressure
PropertyValueUnit
Translational20.79J mol-1 K-1
Rotational8.31J mol-1 K-1
Vibrational9.20J mol-1 K-1
Total (Trans. + Rot. + Vib.)38.30J mol-1 K-1
Entropy
PropertyValueUnit
Translational149.39J mol-1 K-1
Rotational45.38J mol-1 K-1
Vibrational2.69J mol-1 K-1
Total (Trans. + Rot. + Vib.)197.45J mol-1 K-1
Other Properties
PropertyValueUnit
Heat of Formation211.98kJ mol-1

Molecular Orbitals


Vibrational Frequencies


Vibration
Vectors
Balls