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Potassium carbonate



Name Potassium carbonate
Chemical formula KCO3
Appearance White solid


Formula weight 138.2 amu
Melting point 1164 K (891 °C)
Boiling point Decomposes at ?
Density 2.4 ×103 kg/m3
Crystal structure ?
Solubility 93.7 g in 100g water


ΔfH0liquid -1123 kJ/mol
ΔfH0solid -1151 kJ/mol
S0solid 156 J/mol·K


Ingestion Severe irritation may result. Do not induce vomiting.
Inhalation Acts as an irritant.
Skin Acts as an irritant.
Eyes Acts as an irritant
More info Hazardous Chemical Database
SI units were used where possible. Unless otherwise stated, standard conditions were used.

Disclaimer and references

Potassium carbonate (also known as pearl ash or salts of tartar) is a white salt soluble in water which forms a strongly alkaline solution.

This is a stub article.