Hydrogen is a chemical element; it has symbol H and atomic number 1. It is the lightest element and, at standard conditions, is a gas of diatomic molecules with the formula H 2, sometimes …

Jan 26, 2025 · The mass 2 isotope, which has a nucleus of one proton and one neutron and has been named deuterium, or heavy hydrogen (symbol D, or 2 H), constitutes 0.0156 percent of …

Element Hydrogen (H), Group 1, Atomic Number 1, s-block, Mass 1.008. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Hydrogen is a chemical element with symbol H and atomic number 1. Classified as a nonmetal, Hydrogen is a gas at room temperature. 1s 1. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199 …

Hydrogen is the 1st element in the periodic table and has a symbol of H and atomic number of 1. It has an atomic weight of 1.008 and a mass number of 1. Hydrogen has one proton and zero …

Hydrogen, symbol H, molecular formula H 2 is a colorless, odorless, tasteless, flammable gaseous chemical substance in the periodic table. In chemistry or chemical science, the …

Hydrogen is a chemical element of the periodic table with chemical symbol H and atomic number 1 with an atomic weight of 1.0079 u and is classed as nonmetal and is part of group 1 (alkali …

Hydrogen (pronounced as Hi-dreh-jen) is a colorless gas represented by the chemical symbol H. It is the first element in the periodic table, belonging to the family of nonmetals [1]. Since …

Nov 21, 2020 · The chemical symbol for Hydrogen is H. With a standard atomic weight of circa 1.008, hydrogen is the lightest element on the periodic table. Its monatomic form (H) is the …

May 16, 2015 · Hydrogen is the first element on the periodic table, with atomic number 1 and element symbol H. Hydrogen (H) is the first element of the periodic table and the most …