Chemical Properties of potassium chloride (CAS 7447-40-7)

potassium chloride

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InChI
InChI=1S/ClH.K/h1H;/q;+1/p-1
InChI Key
WCUXLLCKKVVCTQ-UHFFFAOYSA-M
Formula
ClK
SMILES
[Cl-].[K+]
Molecular Weight1
74.55
CAS
7447-40-7
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Physical Properties

Property Value Unit Source
EA [0.58; 1.27] eV Show Hide
EA 0.58 ± 0.01 eV NIST
EA 0.63 eV NIST
EA 1.27 eV NIST
IE [8.00; 10.50] eV Show Hide
IE 10.50 eV NIST
IE 8.30 eV NIST
IE 8.40 ± 0.10 eV NIST
IE 8.40 ± 0.10 eV NIST
IE 10.10 eV NIST
IE 8.00 ± 0.30 eV NIST
IE 8.70 eV NIST
Ttriple 1045.15 K Fusion ...

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
ρs [1793.60; 1805.80] kg/m3 [973.00; 1043.00] Show Hide
ρs 1805.80 kg/m3 973.00 Density...
ρs 1803.60 kg/m3 983.00 Density...
ρs 1800.60 kg/m3 993.00 Density...
ρs 1797.10 kg/m3 1003.00 Density...
ρs 1794.50 kg/m3 1013.00 Density...
ρs 1793.60 kg/m3 1023.00 Density...
ρs 1793.60 kg/m3 1033.00 Density...
ρs 1796.60 kg/m3 1043.00 Density...
γ 0.09 N/m 1230.00 Surface...

Correlations

Property Value Unit Temperature (K) Source
Pvap [0.05; 17810.83] kPa [1044.00; 3470.00] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.39492e+01
Coefficient B-1.33788e+04
Coefficient C-2.55170e+02
Temperature range, min.1044.00
Temperature range, max.3470.00
Pvap 0.05 kPa 1044.00 Calculated Property
Pvap 3.70 kPa 1313.56 Calculated Property
Pvap 48.15 kPa 1583.11 Calculated Property
Pvap 263.56 kPa 1852.67 Calculated Property
Pvap 883.08 kPa 2122.22 Calculated Property
Pvap 2180.80 kPa 2391.78 Calculated Property
Pvap 4398.10 kPa 2661.33 Calculated Property
Pvap 7700.74 kPa 2930.89 Calculated Property
Pvap 12169.49 kPa 3200.44 Calculated Property
Pvap 17810.83 kPa 3470.00 Calculated Property

Mixtures

Find more mixtures with potassium chloride.

Sources

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