- InChI
- InChI=1S/AsH3/h1H3
- InChI Key
- RBFQJDQYXXHULB-UHFFFAOYSA-N
- Formula
- AsH3
- SMILES
- [AsH3]
- Molecular Weight1
- 77.95
- CAS
- 7784-42-1
- Other Names
-
- Arsenic hydrid
- Arsenic hydride
- Arsenic hydride (AsH3)
- Arsenic trihydride
- Arseniuretted hydrogen
- Arsenous hydride
- Arsenowodor
- Arsenwasserstoff
- AsH3
- Hydrogen arsenide
- UN 2188
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- logPoct/wat : Octanol/Water partition coefficient.
- Pc : Critical Pressure (kPa).
- Ptriple : Triple Point Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- ρg : Gas Density (kg/m3).
- ρl : Liquid Density (kg/m3).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Ttriple : Triple Point Temperature (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| PAff | 747.90 | kJ/mol | NIST |
| BasG | 712.00 | kJ/mol | NIST |
| IE | [9.89; 10.58] | eV |
|
| IE | 9.89 | eV | NIST |
| IE | 10.06 ± 0.03 | eV | NIST |
| IE | 10.03 | eV | NIST |
| IE | 10.58 ± 0.05 | eV | NIST |
| logPoct/wat | -1.184 | Crippen Calculated Property | |
| Pc | 6600.00 | kPa | Air Liquide Gas Encyclopedia |
| Ptriple | 2.98 | kPa | Staveley, Lobo and Calado (1981), triple points Compiled value |
| Tboil | 210.67 | K | Air Liquide Gas Encyclopedia |
| Tc | [373.00; 373.05] | K |
|
| Tc | 373.00 | K | Mathews (1972), critical constants of inorganic substances Compiled value |
| Tc | 373.05 | K | Air Liquide Gas Encyclopedia |
| Tfus | 156.15 | K | Air Liquide Gas Encyclopedia |
| Ttriple | 156.24 | K | Staveley, Lobo and Calado (1981), triple points Compiled value |
Cheméo can also estimate Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| ΔvapH | [16.68; 16.70] | kJ/mol | [210.00; 210.67] |
|
| ΔvapH | 16.70 | kJ/mol | 210.00 | NIST |
| ΔvapH | 16.68 | kJ/mol | 210.67 | Air Liquide Gas Encyclopedia |
| ρg | 3.29 | kg/m3 | 288.15 | Air Liquide Gas Encyclopedia |
| ρl | 1634.00 | kg/m3 | 210.67 | Air Liquide Gas Encyclopedia |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [3.00; 6541.68] | kPa | [156.23; 373.00] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K | |||
| Coefficient A | 1.38469e+01 | |||
| Coefficient B | -1.81915e+03 | |||
| Coefficient C | -1.35500e+01 | |||
| Temperature range, min. | 156.23 | |||
| Temperature range, max. | 373.00 | |||
| Pvap | 3.00 | kPa | 156.23 | Calculated Property |
| Pvap | 18.89 | kPa | 180.32 | Calculated Property |
| Pvap | 74.82 | kPa | 204.40 | Calculated Property |
| Pvap | 217.72 | kPa | 228.49 | Calculated Property |
| Pvap | 510.85 | kPa | 252.57 | Calculated Property |
| Pvap | 1025.35 | kPa | 276.66 | Calculated Property |
| Pvap | 1831.04 | kPa | 300.74 | Calculated Property |
| Pvap | 2989.19 | kPa | 324.83 | Calculated Property |
| Pvap | 4548.16 | kPa | 348.91 | Calculated Property |
| Pvap | 6541.68 | kPa | 373.00 | Calculated Property |
| Pvap | [0.13; 100.63] | kPa | [130.50; 211.10] |
NIST
|
| Equation | ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K | |||
| Coefficient A | 1.25119e+01 | |||
| Coefficient B | -1.39674e+03 | |||
| Coefficient C | -3.43060e+01 | |||
| Reference | Stull, 1947 | |||
| Comment | Coefficents calculated by NIST from author's data. | |||
| Temperature range, min. | 130.50 | |||
| Temperature range, max. | 211.10 | |||
| Pvap | 0.13 | kPa | 130.50 | Calculated Property |
| Pvap | 0.46 | kPa | 139.46 | Calculated Property |
| Pvap | 1.31 | kPa | 148.41 | Calculated Property |
| Pvap | 3.20 | kPa | 157.37 | Calculated Property |
| Pvap | 6.90 | kPa | 166.32 | Calculated Property |
| Pvap | 13.52 | kPa | 175.28 | Calculated Property |
| Pvap | 24.43 | kPa | 184.23 | Calculated Property |
| Pvap | 41.30 | kPa | 193.19 | Calculated Property |
| Pvap | 66.02 | kPa | 202.14 | Calculated Property |
| Pvap | 100.63 | kPa | 211.10 | Calculated Property |
Similar Compounds
Find more compounds similar to Arsine.
Sources
- Air Liquide Gas Encyclopedia
- Mathews (1972), critical constants of inorganic substances ChEDL chemicals 1.5.2, from Mathews, J. F. Critical Constants of Inorganic Substances. Chem. Rev. 1972, 72, 71-100.
- Staveley, Lobo and Calado (1981), triple points ChEDL chemicals 1.5.2, from Staveley, L. A. K.; Lobo, L. Q.; Calado, J. C. G. Triple-Points of Low Melting Substances and Their Use in Cryogenic Work. Cryogenics 1981, 21, 131-144.
- Crippen Method
- Crippen Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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