hidrógeno 146
hydrogen . (Does in hydro - and ? ´geno ). 1. m. chemical element of no. atóm. 1. It is the most abundant of the Earth's crust and the universe. In the atmosphere lies in its molecular form H 2 , flammable, colorless, odorless gas. The lighter elements, combined with oxygen forms water. It enters in the composition of all acids and organic substances. Used as a fuel, and in the chemical industry for the hydrogenation of various products such as fats or petroleum. It has two natural isotopes, Protium and deuterium, and artificial one, the tritium. (Símb.) H ). 2. m. Gas of this element in its molecular form. (Símb.) H 2 ). hydrogen sulphuring. 1. m. Quím. acid sulfhidric. ? V. pump of hydrogen peroxide in hydrogen