System: sulfur(VI) trioxide
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| 1) sulfur(VI) trioxide |
| DECHEMA ID | 39956 |
| Formula | O3S |
| Synonym | sulfur trioxide |
| Synonym | sulfur oxide (SO3) |
| Synonym | sulfuric anhydride |
| Synonym | sulfuric oxide |
| Synonym | sulfur(VI) oxide |
| Synonym | sulphur trioxide |
| InChi-Key | AKEJUJNQAAGONA-UHFFFAOYSA-N |
| Registry No. | 7446-11-9 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
| acentric factor Omega | - | 6 | 6 | View |
| boiling temperature | - | 4 | 10 | View |
| critical compressibility factor | - | 5 | 5 | View |
| critical density | - | 4 | 4 | View |
| critical pressure | - | 18 | 18 | View |
| critical temperature | - | 20 | 20 | View |
| critical volume | - | 14 | 14 | View |
| density | gas | 1 | 10 | View |
| density | solid | 2 | 6 | View |
| density | liquid | 12 | 78 | View |
| dielectric constant | liquid | 3 | 3 | View |
| dielectric constant | solid | 1 | 1 | View |
| enthalpy (related to 0 K) | solid | 1 | 29 | View |
| enthalpy (related to 0 K) | liquid | 1 | 7 | View |
| enthalpy (related to 298 K) | liquid | 1 | 21 | View |
| enthalpy function (-H(298)) | gas | 1 | 62 | View |
| enthalpy of formation | gas | 5 | 66 | View |
| enthalpy of formation | solid | 1 | 1 | View |
| enthalpy of formation | liquid | 1 | 1 | View |
| enthalpy of fusion | - | 7 | 7 | View |
| enthalpy of sublimation | - | 3 | 5 | View |
| enthalpy of vaporization | - | 5 | 16 | View |
| entropy | gas | 6 | 67 | View |
| entropy (related to 0 K) | - | 2 | 36 | View |
| entropy of fusion | - | 2 | 2 | View |
| equilibrium constant of formation | gas | 1 | 62 | View |
| free energy function (-E(298)) | gas | 1 | 62 | View |
| free energy of formation | gas | 1 | 62 | View |
| free enthalpy function (-H(0)) | gas | 4 | 49 | View |
| free enthalpy of formation | gas | 2 | 2 | View |
| free enthalpy of formation | solid | 1 | 1 | View |
| fusion pressure | - | 5 | 5 | View |
| fusion temperature | - | 10 | 10 | View |
| heat capacity (cp) | liquid | 3 | 46 | View |
| heat capacity (cp) | gas | 8 | 114 | View |
| heat capacity (cp) | solid | 1 | 29 | View |
| melting point | - | 6 | 6 | View |
| molecular weight | - | 2 | 2 | View |
| normal boiling point | - | 5 | 5 | View |
| pressure of sublimation | - | 3 | 14 | View |
| refractive index, Na-D-line | liquid | 1 | 1 | View |
| refractive index, Na-D-line | - | 1 | 1 | View |
| sublimation temperature | - | 6 | 19 | View |
| surface tension | liquid | 4 | 37 | View |
| thermal conductivity | liquid | 1 | 11 | View |
| thermal conductivity | gas | 1 | 1 | View |
| thermal expansivity | liquid | 1 | 5 | View |
| triple point | - | 1 | 1 | View |
| triple point temperature | - | 2 | 2 | View |
| vapor pressure | - | 24 | 175 | View |
| viscosity, dynamic | gas | 1 | 1 | View |
| viscosity, dynamic | liquid | 4 | 39 | View |
| volume | liquid | 1 | 1 | View |