Potassium chloride is metal halide salt composed of potassium and chlorine .It can be obtained from ancient dried lake deposits in medicine ,scientific applications ,domestic water softners.Its solution have salt like taste.
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/molsolubility freely soluble in water 100%