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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 associated with this nucleus
- 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
- Hydrogen - Department of Energy
Hydrogen is the most abundant element in the universe; it is also the simplest and the lightest Unlike traditional energy resources, which are typically geographically constrained, hydrogen can be produced virtually anywhere, using a wide range of energy resources—including nuclear, fossil energy, and renewables
- 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
- Hydrogen Facts - Science Notes and Projects
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
- What is hydrogen? - Longread Hydrogen
The hydrogen atom is the most abundant, lightest and simplest element in the universe The Latin name for hydrogen is hydrogenium Hydrogen is the first element listed in the periodic table and has the chemical symbol H The hydrogen atom contains one proton in the nucleus around which one electron moves
- Hydrogen - Encyclopedia. com
Hydrogen, the first element in the periodic table, is one of the most common elements found on Earth and the lightest one known to exist An estimated 90 percent of the universe is composed of hydrogen
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