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Chlorine: Manganese Dioxide Heated with Hydrochloric Acid (Scheele)
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21. Ukwakira 2026DE
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Chlorine: Manganese Dioxide Heated with Hydrochloric Acid (Scheele)

Chlorine as Scheele first made it in 1774, and the readiest laboratory way in Thorpe's Dictionary (1912): heat manganese dioxide with hydrochloric acid. MnO2 + 4HCl = Cl2 + MnCl2 + 2H2O. Chlorine cannot be breathed: it rapidly attacks the membranes. Fume hood, respirator. The picture: our diagram.
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Klori

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Spirit of Salt: Hydrochloric Acid from Sea Salt and Oil of Vitriol
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Spirit of Salt: Hydrochloric Acid from Sea Salt and Oil of Vitriol

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