- InChI
- InChI=1S/Cs.HI/h;1H/q+1;/p-1
- InChI Key
- XQPRBTXUXXVTKB-UHFFFAOYSA-M
- Formula
- CsI
- SMILES
- [I][Cs]
- Molecular Weight1
- 259.81
- CAS
- 7789-17-5
- Other Names
-
- Cesium iodide
- EA : Electron affinity (eV).
- ΔsubH° : Enthalpy of sublimation at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- Pvap : Vapor pressure (kPa).
- 1: Molecular weight from the IUPAC atomic weights tables.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| EA | 0.63 ± 0.04 | eV | NIST |
| ΔsubH° | [191.10; 195.60] | kJ/mol |
|
| ΔsubH° | 191.10 | kJ/mol | NIST |
| ΔsubH° | 195.60 | kJ/mol | NIST |
| ΔsubH° | 193.10 | kJ/mol | NIST |
| ΔsubH° | 193.10 | kJ/mol | NIST |
| IE | [6.50; 7.46] | eV |
|
| IE | 7.10 | eV | NIST |
| IE | 7.20 ± 0.20 | eV | NIST |
| IE | 6.70 ± 0.40 | eV | NIST |
| IE | 7.10 ± 0.10 | eV | NIST |
| IE | Outlier 6.50 ± 0.20 | eV | NIST |
| IE | 7.10 ± 0.10 | eV | NIST |
| IE | 7.10 ± 0.05 | eV | NIST |
| IE | 7.25 ± 0.05 | eV | NIST |
| IE | 7.46 ± 0.05 | eV | NIST |
| IE | 7.20 | 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.
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.13; 101.33] | kPa | [1011.15; 1553.15] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.55839e+01 | |||
| Coefficient B | -1.57727e+04 | |||
| Coefficient C | -1.14770e+02 | |||
| Temperature range, min. | 1011.15 | |||
| Temperature range, max. | 1553.15 | |||
| Pvap | 0.13 | kPa | 1011.15 | Calculated Property |
| Pvap | 0.40 | kPa | 1071.37 | Calculated Property |
| Pvap | 1.07 | kPa | 1131.59 | Calculated Property |
| Pvap | 2.56 | kPa | 1191.82 | Calculated Property |
| Pvap | 5.56 | kPa | 1252.04 | Calculated Property |
| Pvap | 11.16 | kPa | 1312.26 | Calculated Property |
| Pvap | 20.97 | kPa | 1372.48 | Calculated Property |
| Pvap | 37.20 | kPa | 1432.71 | Calculated Property |
| Pvap | 62.75 | kPa | 1492.93 | Calculated Property |
| Pvap | 101.33 | kPa | 1553.15 | Calculated Property |
Similar Compounds
Find more compounds similar to caesium iodide.
Mixtures
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.
- Ultrasound velocity in dissolving alkali halide melts
- Knudsen cell mass spectrometric study of the Cs2IOH(g) molecule thermodynamics
- Enthalpies of Mixing in the LaI3-MI (M = Li, Na, K, Rb, Cs) Binary Systems
- 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
- 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.
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