About 1,530,000 results
Open links in new tab
  1. Hydrogen - Wikipedia

    Under standard conditions, hydrogen is a gas of diatomic molecules with the formula H2, called dihydrogen, or sometimes hydrogen gas, molecular hydrogen, or simply hydrogen. Dihydrogen …

  2. Hydrogen | Properties, Uses, & Facts | Britannica

    Dec 7, 2025 · Hydrogen, a colorless, odorless, tasteless, flammable gaseous substance that is the simplest member of the family of chemical elements. The earliest known chemical property …

  3. H2 Saint Louis Volleyball – Competitive Club Volleyball

    To achieve our Mission, H2 Sports Worldwide, LLC will Inspire young student-athletes to work towards fulfilling their greatest potential, as volleyball players, knowledge seekers and …

  4. Used Hummer H2 for Sale Nationwide - CarGurus

    Overall, Hummer H2 owners show a mix of admiration and frustration regarding their vehicles. Many appreciate its impressive power, off-road capabilities, and spacious interiors, enjoying …

  5. What is h2 in chemistry? - California Learning Resource Network

    Apr 18, 2025 · Hydrogen (H 2), a diatomic molecule consisting of two hydrogen atoms covalently bonded, holds a position of paramount importance in chemistry, physics, and increasingly, in …

  6. 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 …

  7. What is Hydrogen (H2) Gas? - gasdog.com

    Jun 26, 2025 · Hydrogen (H2) gas is widely recognized as one of the most important elements in the universe and a potential fuel for a clean energy future. As the lightest and most abundant …

  8. The Element Hydrogen -- Hydrogen Atom - World of Molecules

    Hydrogen is the lightest chemical element with its most common isotope consisting of just a single proton and electron. At standard temperature and pressure conditions, hydrogen forms a …

  9. Hydrogen - Formula, Properties, Uses, Facts - Study Chemistry

    Hydrogen, symbol H, molecular formula H2 is a colourless, odourless, tasteless, flammable gaseous chemical substances among the periodic table family

  10. H2 Definition - Intro to Chemistry Key Term | Fiveable

    H2 is the chemical formula for the diatomic molecule of hydrogen, which is the simplest and most abundant element in the universe. This term is crucial in understanding the phases and …