Hydrogen - Wikipedia
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 …
Hydrogen | Properties, Uses, & Facts | Britannica
Oct 30, 2024 · 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 and Fuel Cell Technology Basics - Department of …
In a fuel cell, hydrogen energy is converted directly into electricity with high efficiency and low power losses. Hydrogen, therefore, is an energy carrier, which is used to move, store, and deliver energy produced from other sources.
Hydrogen explained - U.S. Energy Information Administration (EIA)
Hydrogen is the simplest element. Each atom of hydrogen has only one proton. Hydrogen is also the most abundant element in the universe. The sun, and other stars, are essentially giant balls of hydrogen and helium gases.
Hydrogen - Element information, properties and uses | Periodic …
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 | H (Element) - PubChem
Chemical element, Hydrogen, information from authoritative sources. Look up properties, history, uses, and more.
What is hydrogen? | Hydrogen energy explained - National Grid …
Feb 23, 2023 · Hydrogen is a clean alternative to methane and is the most abundant chemical element, estimated to contribute 75% of the mass of the universe. Find out why hydrogen is important as a future clean energy source to fuel our homes and businesses.
Hydrogen | H2 | CID 783 - PubChem
Hydrogen is a colorless, odorless gas. It is easily ignited. Once ignited it burns with a pale blue, almost invisible flame. The vapors are lighter than air. It is flammable over a wide range of vapor/air concentrations. Hydrogen is not toxic but is a simple asphyxiate by the displacement of oxygen in the air.
Use of hydrogen - U.S. Energy Information Administration (EIA)
Jun 21, 2024 · Hydrogen has the potential to indirectly store energy for electric power generation. Hydrogen is used in industrial processes. Nearly all hydrogen consumed in the United States is used by industry for refining petroleum, treating metals, producing fertilizer and other chemicals, and processing foods.
The Future of Hydrogen – Analysis - IEA - International Energy …
Jun 14, 2019 · The Future of Hydrogen provides an extensive and independent survey of hydrogen that lays out where things stand now; the ways in which hydrogen can help to achieve a clean, secure and affordable energy future; and how we can go about realising its potential.