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  2. May 18, 2024 · Hydrogen chloride, a compound of the elements hydrogen and chlorine, a gas at room temperature and pressure. Its chemical formula is HCl. A solution of the gas in water is called hydrochloric acid. Learn more about hydrogen chloride, including its properties.

    • The Editors of Encyclopaedia Britannica
  3. Hydrogen chloride is produced by combining chlorine and hydrogen: Cl 2 + H 2 → 2 HCl. As the reaction is exothermic, the installation is called an HCl oven or HCl burner. The resulting hydrogen chloride gas is absorbed in deionized water, resulting in chemically pure hydrochloric acid. This reaction can give a very pure product, e.g. for use ...

  4. No, hydrochloric acid is not flammable, nor is it combustible under most normal conditions. As we’ve seen, the acid will not burn because of the water content. Is It Still A Fire Hazard?

  5. Material reacts violently with bases and is corrosive with the generation of heat. Reacts with base metals, forming combustible gas (hydrogen). Reacts violently with strong oxidants forming toxic gas (chlorine). Avoid heat; at high temperatures it will decompose into hydrogen and chlorine.

  6. Summary: At room temperature, hydrogen chloride is a colorless to slightly yellow, corrosive, nonflammable gas that is heavier than air and has a strong irritating odor. On exposure to air, hydrogen chloride forms dense white corrosive vapors. Hydrogen chloride can be released from volcanoes.

  7. Oct 6, 2017 · Hydrogen Chloride, a compound with the chemical formula HCl, is a colorless gas notorious for its toxic properties. This corrosive substance can form white fumes upon contact with atmospheric water vapor, making it a potent and hazardous chemical.

  8. Hydrogen safety covers the safe production, handling and use of hydrogen, particularly hydrogen gas fuel and liquid hydrogen. Hydrogen possesses the NFPA 704 's highest rating of four on the flammability scale because it is flammable when mixed even in small amounts with ordinary air.

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