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- Hydrogen - Wikipedia
Hydrogen is a chemical element; it has symbol H and atomic number 1 It is the lightest and most abundant chemical element in the universe, constituting about 75% of all normal matter
- Hydrogen | Properties, Uses, Facts | Britannica
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
- Hydrogen - Department of Energy
Hydrogen is the most abundant element in the universe; it is also the simplest and the lightest Although hydrogen constitutes nearly 75% of all the universe’s matter, only a small fraction of the hydrogen accessible on Earth exists in a pure state (not bonded to other elements)
- Hydrogen | History, Uses, Facts, Physical Chemical Characteristics
Hydrogen is one of the three most abundant elements present on Earth It was discovered in 1766 by Henry Cavendish and is widely used for various industrial, medical and recreational purposes
- 57 Important Facts About Hydrogen That You Should Know
Hydrogen is a gas that naturally exists in the universe It is the first element of the periodic table and occurs on Earth in vast quantities of water in the ocean, the ice packs, rivers and lakes With these 57 facts about Hydrogen, let us learn more about it 1
- Hydrogen explained - U. S. Energy Information Administration (EIA)
Hydrogen is a gas at normal temperature and pressure, but hydrogen condenses to a liquid at minus 423 o F (-253 o C) Energy carriers transport energy in a usable form from one place to another Elemental hydrogen is an energy carrier that must be produced from another substance
- What is hydrogen? | National Grid
Hydrogen is a clean alternative to methane, also known as natural gas It's the most abundant chemical element, estimated to contribute 75% of the mass of the universe Here on earth, vast numbers of hydrogen atoms are contained in water, plants, animals and, of course, humans
- Hydrogen | H (Element) - PubChem
Hydrogen is the raw fuel that most stars 'burn' to produce energy The same process, known as fusion, is being studied as a possible power source for use on earth The sun's supply of hydrogen is expected to last another 5 billion years From the Greek word hydro (water), and genes (forming)
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