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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 called dihydrogen, [11] but more commonly called hydrogen gas, molecular hydrogen or simply hydrogen.
hydrogen (H), a colourless, odourless, tasteless, flammable gaseous substance that is the simplest member of the family of chemical elements. The hydrogen atom has a nucleus consisting of a proton bearing one unit of positive electrical charge; an electron, bearing one unit of negative electrical charge, is also associated with this nucleus.
Hydrogen is a chemical element with symbol H and atomic number 1. Classified as a nonmetal, Hydrogen is a gas at room temperature.
Element Hydrogen (H), Group 1, Atomic Number 1, s-block, Mass 1.008. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
29 sty 2020 · Hydrogen (element symbol H and atomic number 1) is the first element on the periodic table and the most abundant element in the universe. Under ordinary conditions, it is a colorless flammable gas. This is a fact sheet for the element hydrogen, including its characteristics and physical properties, uses, sources and other data.
16 maj 2015 · Basic Hydrogen Facts. Name: Hydrogen. Atomic Number: 1. Element Symbol: H. Group: 1. Period: 1. Block: s. Element Family: Nonmetal. Atomic Mass: [1.00784; 1.00811] IUPAC guidelines. 1.008 is commonly used for a single value. Electron Configuration: 1s 1. Discovery: Henry Cavendish in 1766.
hydrogen, Lightest chemical element, chemical symbol H, atomic number 1. A colourless, odourless, tasteless, flammable gas, it occurs as the diatomic molecule H 2. Its atom consists of one proton (the nucleus) and one electron; the isotopes deuterium and tritium have an additional one and two nuclear neutrons, respectively.
