Potassium thiocyanate
- Formula: CKNS
- Molecular weight: 97.181
- IUPAC Standard InChI: InChI=1S/CHNS.K/c2-1-3;/h3H;/q;+1/p-1
- IUPAC Standard InChIKey: ZNNZYHKDIALBAK-UHFFFAOYSA-M
- CAS Registry Number: 333-20-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Species with the same structure:
- Other names: Thiocyanic acid, potassium salt; Arterocyn; Aterocyn; Kyonate; Potassium isothiocyanate; Potassium rhodanate; Potassium rhodanide; Potassium sulfocyanate; Potassium thiocyanide; Rhocya; Rodanca; Rhodanide; Thio-cara
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Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of phase transition
| ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.590 to 0.707 | 413. | crystaline, II | crystaline, I | Hamilton and House, 1992 | Dependent on heating/cooling rate. |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 1.43 to 1.71 | 413. | crystaline, II | crystaline, I | Hamilton and House, 1992 | Dependent |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hamilton and House, 1992
Hamilton, C.D.; House,
J.E., A DSC study of the phase transition in potassium thiocyanate,
Thermochim. Acta, 1992, 206, 91-94. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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