- InChI
- InChI=1S/HI.K/h1H;/q;+1/p-1
- InChI Key
- NLKNQRATVPKPDG-UHFFFAOYSA-M
- Formula
- IK
- SMILES
- [I-].[K+]
- Molecular Weight1
- 166.00
- CAS
- 7681-11-0
- EA : Electron affinity (eV).
- σcond : Electrical conductivity (S/m).
- IE : Ionization energy (eV).
- Pvap : Vapor pressure (kPa).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| EA | [0.50; 0.73] | eV |
|
| EA | 0.73 ± 0.01 | eV | NIST |
| EA | 0.50 ± 0.10 | eV | NIST |
| IE | [7.20; 8.20] | eV |
|
| IE | 7.50 ± 0.40 | eV | NIST |
| IE | 7.20 ± 0.10 | eV | NIST |
| IE | 7.20 ± 0.10 | eV | NIST |
| IE | 8.20 ± 0.30 | eV | NIST |
| IE | 7.40 | eV | NIST |
Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, 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
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.13; 101.33] | kPa | [1018.15; 1618.00] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.31255e+01 | |||
| Coefficient B | -1.16356e+04 | |||
| Coefficient C | -2.50250e+02 | |||
| Temperature range, min. | 1018.15 | |||
| Temperature range, max. | 1618.00 | |||
| Pvap | 0.13 | kPa | 1018.15 | Calculated Property |
| Pvap | 0.44 | kPa | 1084.80 | Calculated Property |
| Pvap | 1.24 | kPa | 1151.45 | Calculated Property |
| Pvap | 3.01 | kPa | 1218.10 | Calculated Property |
| Pvap | 6.54 | kPa | 1284.75 | Calculated Property |
| Pvap | 12.92 | kPa | 1351.40 | Calculated Property |
| Pvap | 23.61 | kPa | 1418.05 | Calculated Property |
| Pvap | 40.44 | kPa | 1484.70 | Calculated Property |
| Pvap | 65.53 | kPa | 1551.35 | Calculated Property |
| Pvap | 101.33 | kPa | 1618.00 | Calculated Property |
Mixtures
- potassium iodide + Lithium fluoride
- Acetonitrile + potassium iodide + Dimethyl Sulfoxide
- potassium iodide + Glycine + Water
- D-Valine + potassium iodide + Water
- potassium iodide + Water
- Ethanol + potassium iodide
- potassium iodide + Glycerin + Water
- 1-Propanol + potassium iodide + Water
- potassium iodide + L-Cysteine + Water
- Lysine + potassium iodide + Water
- potassium iodide + Methyl Alcohol
- Ethanol + potassium iodide + Water
- potassium chloride + potassium iodide + Water
- potassium iodide + Dimethyl Sulfoxide
Sources
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- Conductometric Study of Some Metal Halides in Glycerol + Water Mixtures
- Density of ethanolic alkali halide salt solutions by experiment andmolecular simulation
- Apparent molar volumes and apparent molar heat capacities of aqueous KI, HIO3, NaIO3, and KIO3 at temperatures from 278.15 K to 393.15 K and at the pressure 0.35 MPa
- Conductometric study of some alkali metal halides in (dimethyl sulfoxide + acetonitrile) at T = 298.15 K
- Ultrasound velocity in dissolving alkali halide melts
- Liquid + liquid equilibrium in mixtures of lithium fluoride with potassium and rubidium halides
- Measuring and modeling aqueous electrolyte/amino-acid solutions with ePC-SAFT
- Enthalpies of Mixing in the LaI3-MI (M = Li, Na, K, Rb, Cs) Binary Systems
- Solvation of Basic and Neutral Amino Acids in Aqueous Electrolytic Solutions: Measurements and Modeling
- Investigation of Surface Properties for Electrolyte Solutions: Measurement and Prediction of Surface Tension for Aqueous Concentrated Electrolyte Solutions
- Dynamic Viscosities of KI or NH4I in Methanol and NH4I in Ethanol at Several Temperatures and 0.1 MPa
- Densities of Aqueous MgCl2(aq), CaCl2(aq), KI(aq), NaCl(aq), KCl(aq), AlCl3(aq), and (0.964 NaCl + 0.136 KCl)(aq) at Temperatures Between (283 and 472) K, Pressures up to 68.5 MPa, and Molalities up to 6 mol*kg-1
- Electrical Conductivity in Dimethyl Sulfoxide + Potassium Iodide Solutions at Different Concentrations and Temperatures
- Temperature Dependence of the Density of Aqueous Alkali Halide Salt Solutions by Experiment and Molecular Simulation
- Density of Methanolic Alkali Halide Salt Solutions by Experiment and Molecular Simulation
- Solubility and Density of Potassium Iodide in Binary Ethanol-Water Solvent Mixture at (298.15, 303.15, 308.15, and 313.15) K
- Temperature Dependence of Vapor Pressures over Saturated Aqueous Solutions at Invariant Points of the NaCl + KCl + H2O, NaCl + NaNO3 + H2O, KCl + KBr + H2O, KCl + KI + H2O, KCl + KNO3 + H2O, and KCl + K2SO4 + H2O Systems
- Solubility and Density of Potassium Iodide in a Binary Propan-1-ol-Water Solvent Mixture at (298.15, 303.15, 308.15, and 313.15) K
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.