Q. The common name of sodium tetraborate decahydrate is: Answer:
Borax
Notes: Borax (Na2B4O7.10H2O) is also known as Sodium borate or Sodium Tetraborate Decahydrate. It is an important boron compound, a mineral, and a salt of boric acid. Borax is a component of many detergents, cosmetics, and enamel glazes and is also used to make buffer solutions in biochemistry, as a fire retardant, as an anti-fungal compound, etc.