Potassium carbonate: Meaning (information, definition, explanation, facts)

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

Properties

General
Name Potassium carbonate
Chemical formula K2CO3
Appearance White solid

Physical
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

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

Safety
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.

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