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The manufacture of fluorine is carried out by 1. Electrolysis of aqueous HF 2. Electrolysis of anhydrous HF mixed with KHF2 3. Heating anhydrous HF and MnO2 4. Heating a mixture KF, MnO2, and conc. H2SO4 |
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Answer» 3. Heating anhydrous HF and MnO2 |
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