Sodium is a very reactive metal.

Sodium bicarbonate is often used as a leavening agent in desserts.

Sodium benzoate is a preservative commonly used in food and beverages.

Sodium bisulfite is used as a food additive to preserve freshness and prevent oxidation.

Sodium nitrate is used as a preservative in food.

Sodium chloride, or table salt, is a chemical compound with the formula NaCl.

Sodium azide is a chemical compound used as a reagent in the laboratory.

Sodium acetate is a chemical compound used as a food additive.

Sodium aluminate is used as an additive in many industrial processes.

Sodium carbonate is used as a whitening and disinfecting agent.