System: hydrogen
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| 1) hydrogen |
| DECHEMA ID | 6234 |
| Formula | H2 |
| Synonym | R 702N |
| Synonym | refrigerant 702 |
| InChi-Key | UFHFLCQGNIYNRP-UHFFFAOYSA-N |
| Registry No. | 1333-74-0 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
| 2nd virial coefficient | gas | 16 | 347 | View |
| 3rd virial coefficient | gas | 1 | 3 | View |
| acentric factor Omega | - | 4 | 4 | View |
| adiabatic compressibility | solid | 1 | 10 | View |
| boiling temperature | - | 3 | 3 | View |
| compressibility factor | gas | 6 | 582 | View |
| critical compressibility factor | - | 7 | 7 | View |
| critical density | - | 4 | 5 | View |
| critical pressure | - | 51 | 52 | View |
| critical temperature | - | 62 | 64 | View |
| critical volume | - | 33 | 34 | View |
| density | liquid | 30 | 1025 | View |
| density | gas | 53 | 5861 | View |
| density | solid | 4 | 70 | View |
| density | - | 2 | 1 | View |
| dielectric constant | liquid | 6 | 84 | View |
| dielectric constant | gas | 7 | 200 | View |
| dielectric constant | solid | 2 | 6 | View |
| diffusion coefficient | liquid | 1 | 1 | View |
| diffusion coefficient | gas | 2 | 46 | View |
| enthalpy | liquid | 11 | 182 | View |
| enthalpy | gas | 39 | 1553 | View |
| enthalpy function (-H(298)) | gas | 1 | 62 | View |
| enthalpy of formation | gas | 2 | 41 | View |
| enthalpy of fusion | - | 7 | 15 | View |
| enthalpy of sublimation | - | 1 | 1 | View |
| enthalpy of vaporization | - | 6 | 59 | View |
| entropy | gas | 43 | 1590 | View |
| entropy | liquid | 11 | 182 | View |
| equilibrium constant of formation | gas | 1 | 40 | View |
| free energy function (-E(298)) | gas | 1 | 62 | View |
| free enthalpy function (-H(0)) | gas | 2 | 36 | View |
| free enthalpy of formation | gas | 1 | 1 | View |
| fugacity | liquid | 1 | 17 | View |
| fusion pressure | - | 14 | 362 | View |
| fusion temperature | - | 14 | 362 | View |
| heat capacity | gas | 1 | 23 | View |
| heat capacity | liquid | 2 | 24 | View |
| heat capacity (cp) | gas | 19 | 1835 | View |
| heat capacity (cp) | solid | 3 | 32 | View |
| heat capacity (cp) | liquid | 4 | 108 | View |
| heat capacity (cv) | gas | 3 | 47 | View |
| heat capacity (cv) | solid | 2 | 55 | View |
| heat capacity (cv) | liquid | 2 | 2 | View |
| Isothermal Throttling Coefficient | gas | 2 | 91 | View |
| Joule Thomson coefficient | gas | 3 | 72 | View |
| melting point | - | 5 | 5 | View |
| normal boiling point | - | 19 | 19 | View |
| octanol/water partition coefficient | - | 3 | 3 | View |
| pressure * volume | gas | 3 | 528 | View |
| pressure of sublimation | - | 2 | 5 | View |
| PVT-data | - | 3 | 528 | View |
| refractive index, Na-D-line | liquid | 1 | 1 | View |
| refractive index, Na-D-line | - | 1 | 1 | View |
| sound velocity | gas | 17 | 980 | View |
| sound velocity | solid | 1 | 10 | View |
| sound velocity | liquid | 16 | 600 | View |
| sublimation temperature | - | 3 | 6 | View |
| surface tension | liquid | 7 | 171 | View |
| thermal conductivity | gas | 92 | 3890 | View |
| thermal conductivity | solid | 1 | 3 | View |
| thermal conductivity | - | 1 | 610 | View |
| thermal conductivity | liquid | 10 | 148 | View |
| thermal expansivity | liquid | 1 | 86 | View |
| triple point | - | 1 | 1 | View |
| triple point pressure | - | 4 | 5 | View |
| triple point temperature | - | 7 | 9 | View |
| UNIQUAC area parameter | - | 1 | 1 | View |
| UNIQUAC volume parameter | - | 1 | 1 | View |
| vapor pressure | - | 47 | 620 | View |
| viscosity, dynamic | gas | 117 | 2740 | View |
| viscosity, dynamic | - | 2 | 221 | View |
| viscosity, dynamic | liquid | 15 | 371 | View |
| viscosity, kinematic | gas | 2 | 90 | View |
| volume | solid | 2 | 19 | View |
| volume | liquid | 16 | 305 | View |
| volume | gas | 38 | 1562 | View |
| volume of melting | - | 2 | 19 | View |