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  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. H2 Health Richmond VA | Physical Therapy

    Welcome to H2 Health in Richmond, VA, where you get the most comprehensive physical therapy services. Our team of expert medical professionals are eager to meet you and assist you with …

  3. H2 Health - Richmond, VA in Glen Allen, VA 23060 - (804) 7...

    As movement experts, our physical therapists at H2 Health can help you get back to the life you love! Whether you are recovering from an injury, have trouble with balance and dizziness, or …

  4. H2 properties - Chemical Portal

    Liquid hydrogen (H₂ (l)) represents the cryogenic liquid state of molecular hydrogen, existing below its critical temperature of 33.0 K. This cryogenic fluid exhibits a boiling point of 20.28 K …

  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. 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 …

  7. 3.2: Hydrogen - The Simplest Atom - Chemistry LibreTexts

    This page discusses hydrogen (H), the first element, primarily as the diatomic molecule (H2), a colorless, odorless gas used in industries like ammonia and methanol production.

  8. Hydrogen - Reactivity, Uses, Properties | Britannica

    Dec 7, 2025 · One molecule of hydrogen dissociates into two atoms (H 2 → 2H) when an energy equal to or greater than the dissociation energy (i.e., the amount of energy required to break …

  9. Hydrogen (H) - Definition, Preparation, Properties, Uses, …

    Jan 21, 2025 · We write H2 instead of H because hydrogen naturally exists as a diatomic molecule, meaning two hydrogen atoms bond together to form H2, the most stable form of …

  10. 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