Hydrogen - Wikipedia
WEBHydrogen 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 | Properties, Uses, & Facts | Britannica
WEBAug 20, 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 …
Hydrogen atom - Wikipedia
WEBA hydrogen atom is an atom of the chemical element hydrogen. The electrically neutral hydrogen atom contains a nucleus of a single positively charged proton and a single negatively charged electron bound to the nucleus by the Coulomb force. Atomic hydrogen constitutes about 75% of the baryonic mass of the universe. [1]
Hydrogen - Element information, properties and uses | Periodic …
WEBElement Hydrogen (H), Group 1, Atomic Number 1, s-block, Mass 1.008. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Hydrogen explained - U.S. Energy Information Administration (EIA)
WEBHydrogen 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.
What is hydrogen? | Hydrogen energy explained - National Grid …
WEBFeb 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 - Simple English Wikipedia, the free encyclopedia
WEBHydrogen is a chemical element at the start of the periodic table. It has the symbol H and atomic number 1. It also has a standard atomic weight of 1.008. This makes it the lightest element in the periodic table. In standard conditions, hydrogen is a diatomic gas with the formula H. 2, or dihydrogen. [8] .
Hydrogen Facts - Element 1 or H - ThoughtCo
WEBJan 29, 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. Cite …
Facts About Hydrogen - Live Science
WEBJan 23, 2015 · Hydrogen is essential for life, and it is present in nearly all the molecules in living things, according to the Royal Society of Chemistry. The element also occurs in the stars and powers the ...
Hydrogen Facts - Science Notes and Projects
WEBMay 16, 2015 · Hydrogen (H) is the first element of the periodic table and the most abundant element in the universe. Here is a collection of hydrogen facts, including its properties, uses, and sources. Vial of ionized hydrogen …