Preparation of Potassium nitrite

Preparation of Potassium Nitrite Potassium nitrite is prepared (similarly to sodium nitrite) by heating potassium nitrate with elemental lead. Lead also could be replaced with metallic copper  or zinc. In an iron pan a mixture 100 g of potassium nitrate and 204 g of metallic lead is fused with proper stirring. Even at a low red … Read more