Disulfuric acid

Rarity: Uncommon

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Notion

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Science and technology

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What Wikipedia says

Disulfuric acid (alternative spelling disulphuric acid) or pyrosulfuric acid (alternative spelling pyrosulphuric acid), also named oleum, is a sulfur oxoacid. It is a major constituent of fuming sulfuric acid, oleum, and this is how most chemists encounter it.

Excerpt from the Wikipedia article “Disulfuric acid”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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