- InChI
- InChI=1S/Se2/c1-2
- InChI Key
- XIMIGUBYDJDCKI-UHFFFAOYSA-N
- Formula
- Se2
- SMILES
- [Se]=[Se]
- Molecular Weight1
- 157.92
- CAS
- 12185-17-0
- ω : Acentric Factor.
- EA : Electron affinity (eV).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- Pc : Critical Pressure (kPa).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.2046 | Relay (... Calculated Property | |
| EA | 1.94 ± 0.07 | eV | NIST |
| ΔfG° | -19.33 | kJ/mol | Relay (... Calculated Property ⚠️ |
| ΔfH°gas | 190.86 | kJ/mol | Relay (... Calculated Property |
| ΔvapH° | 43.47 | kJ/mol | Relay (... Calculated Property |
| IE | [8.60; 8.93] | eV |
|
| IE | 8.60 | eV | NIST |
| IE | 8.90 ± 0.20 | eV | NIST |
| IE | 8.70 ± 0.05 | eV | NIST |
| IE | 8.84 | eV | NIST |
| IE | 8.88 ± 0.03 | eV | NIST |
| IE | 8.93 | eV | NIST |
| log10WS | -0.39 | Relay (... Calculated Property | |
| logPoct/wat | -0.762 | Crippen Calculated Property | |
| Pc | 7637.57 | kPa | Relay (... Calculated Property ⚠️ |
| Tboil | 256.05 | K | Relay (... Calculated Property |
| Tc | 664.75 | K | Relay (... Calculated Property |
| Tfus | 180.89 | K | Relay (... Calculated Property |
| Vc | 0.143 | m3/kmol | Relay (... Calculated Property |
Similar Compounds
Find more compounds similar to Selenium dimer.
Sources
- Cheméo Relay (1.0)
- 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.
- Crippen Method
- Crippen Method
- NIST Webbook
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