Potassium carbonate
Jump to navigation
Jump to search
Chemical formula | K2CO3 |
---|---|
OTP appearance | white powder |
Molar Mass(g/mol) | 138 |
Density(g/cc) | 2.43 |
Melting Point(°C) | 891 |
Solubility in water(g/L) | 1100 |
Solubility in ethanol(g/L) | insoluble |
NFPA 704 |
|
Thermal decomposition of Potassium carbonate | |
84.5 | 1.5-hydrate
84.5°C anydrous |
891 | anhydrous
891°C liquid |
899-1141 | liquid
899-1141°C K2O,CO2 |
Uses
Primary
- Primary potassium salt for metathesis reaction with calcium salts
- Neutralization of acids
Natural occurrence
- Potassium carbonate occurs naturally in wood ash.