Methane
Molecule Viewer
Thermodynamics at 298.15 K and standard pressure
| Enthalpy | ||
| Property | Value | Unit |
| Translational | 6.20 | kJ mol-1 |
| Rotational | 3.72 | kJ mol-1 |
| Vibrational | 119.28 | kJ mol-1 |
| Total (Trans. + Rot. + Vib.) | 129.20 | kJ mol-1 |
| Heat Capacity at Constant Pressure | ||
| Property | Value | Unit |
| Translational | 20.79 | J mol-1 K-1 |
| Rotational | 12.47 | J mol-1 K-1 |
| Vibrational | 2.25 | J mol-1 K-1 |
| Total (Trans. + Rot. + Vib.) | 35.51 | J mol-1 K-1 |
| Entropy | ||
| Property | Value | Unit |
| Translational | 143.35 | J mol-1 K-1 |
| Rotational | 62.93 | J mol-1 K-1 |
| Vibrational | 0.39 | J mol-1 K-1 |
| Total (Trans. + Rot. + Vib.) | 206.67 | J mol-1 K-1 |
| Other Properties | ||
| Property | Value | Unit |
| Heat of Formation | -54.36 | kJ mol-1 |
Molecular Orbitals
Vibrational Frequencies
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