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hydrosulfuric acid
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hydrosulfuric acid

chemical compound
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Hydrosulfuric acid is another name for hydrogen sulfide (H₂S). It is a colorless, extremely poisonous gas formed by sulfur and hydrogen. It is distinct from sulfuric acid (H₂SO₄), which is a widely manufactured industrial chemical used in fertilizers, petroleum refining, and metal processing. Hydrosulfuric acid is also different from hydrosulfurous acid (H₂S₂O₄), an unstable acid known only in aqueous solution.1234

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6 Britannica Sources
  1. hydrosulfuric acid
  2. hydrogen sulfide
  3. sulfuric acid
  4. oxyacid - Reactions and uses
  5. hydrosulfurous acid
  6. oxyacid - Preparation

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