potassium nitrate is a chemical compound with the chemical formula kno ₃. it is an ionic salt of potassium ions k⁺ and nitrate ions no₃⁻, and is therefore an alkali metal nitrate. it occurs in nature as a mineral, niter. it is a source of nitrogen, and nitrogen was named after niter.
molecular formula  kn03  
molecular weight 101.10 g/mol
solubility  freely soluble in water 100%

potassium nitrate is a chemical compound with the chemical formula kno ₃. it is an ionic salt of potassium ions k⁺ and nitrate ions no₃⁻, and is therefore an alkali metal nitrate. it occurs in nature as a mineral, niter. it is a source of nitrogen, and nitrogen was named after niter.
molecular formula  kn03  
molecular weight 101.10 g/mol
solubility  freely soluble in water 100%