| Formula / Notation | K2CO3 |
|---|---|
| CAS Number | 584-08-7 |
| Molecular Weight | 138.205 |
| Melting Point | 899 °C |
| Boiling Point | Decomposes |
| Density | 2.29 g/cu cm |
| Solubility | Very soluble in water. Insoluble in ethanol |
| Appearance | NKRA; Dry Powder, Liquid; Pellets or Large Crystals; Liquid; Dry Powder; Water or Solvent Wet Solid; Other Solid |
| Also Known As | dipotassium;carbonate; 584-08-7; Dipotassium carbonate; Carbonate of potash; Potassium carbonate, anhydrous; Carbonic acid, dipotassium salt; Pearl ash; Salt of tartar; Kaliumcarbonat; Kalium carbonicum |
| Category | Bases & Alkalis |
What is Potassium carbonate?
Potassium carbonate is a potassium salt that is the dipotassium salt of carbonic acid. It has a role as a fertilizer, a catalyst and a flame retardant. It is a potassium salt and a carbonate salt.
Formula & Notation
IUPAC Name: dipotassium;carbonate
Other Names / Synonyms: dipotassium;carbonate; 584-08-7; Dipotassium carbonate; Carbonate of potash; Potassium carbonate, anhydrous; Carbonic acid, dipotassium salt; Pearl ash; Salt of tartar; Kaliumcarbonat; Kalium carbonicum
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 899 °C |
| Boiling Point | Decomposes |
| Density | 2.29 g/cu cm |
| Molecular Weight | 138.205 |
| Solubility | Very soluble in water. Insoluble in ethanol |
| Appearance | NKRA; Dry Powder, Liquid; Pellets or Large Crystals; Liquid; Dry Powder; Water or Solvent Wet Solid; Other Solid |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Potassium carbonate is a potassium salt that is the dipotassium salt of carbonic acid. It has a role as a fertilizer, a catalyst and a flame retardant. It is a potassium salt and a carbonate salt.
Used in chemical manufacturing, pH adjustment, saponification, water treatment, and as a laboratory reagent.
Corrosive or irritant. Causes burns to skin and eyes. Store away from acids. Wear protective gloves and goggles. Consult SDS before use.
The formula or notation for Potassium carbonate is: K2CO3