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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 is …

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

    Jan 16, 2026 · Hydrogen, a colorless, odorless, tasteless, flammable gaseous substance that is the simplest member of the family of chemical elements. The earliest known chemical property of …

  3. 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 …

  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 at standard …

  5. Hydrogen - NIST Chemistry WebBook

    NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of …

  6. H2 Map - Hangar - Kern County, California, USA - Mapcarta

    H2 is a hangar in Kern County, San Joaquin Valley, California. H2 is situated nearby to the hamlet Minter Village, as well as near the government office USDA APHIS PPQ.

  7. 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 classification …

  8. What is Hydrogen Gas? - BYJU'S

    Hydrogen is the non-metal with the chemical symbol H. The molecular formula of hydrogen is H 2. Hydrogen has been recognized as a convenient, clean-burning fuel. It can be stored as 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. What is hydrogen? - H2Life

    Dihydrogen – H 2, or simply hydrogen, is a gas with “super-natural” properties: it is the most powerful gas, it contains no carbon, it does not pollute, it is lighter than air and it is odourless. It can be used …