What is the difference between baking soda and baking powder in cooking?

Chemical Composition and Reactivity Baking soda, chemically identified as sodium bicarbonate (NaHCO3), is a pure base. It requires an acidic medium to trigger the release of carbon dioxide gas. Without an external acid source, the reaction fails to produce sufficient aeration, resulting in a dense, metallic-tasting product. Typical acidic reactants include vinegar, citrus juice, yogurt, … Read more