Uzgodnij równanie reakcji:
1) HClO3 -> ClO2 + HClO4 + H2O
2) K2Cr2O7 + H2S + H2SO4 -> K2SO4 + Cr2(SO4)3 + S + H2O
3) Br2 + KOH -> KBrO3 + KBr + H2O
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1) 3HClO3 -> 2ClO2 + HClO4 + H2O
2) K2Cr2O7 + 3H2S + 4H2SO4 -> K2SO4 + Cr2(SO4)3 + 3S + 7H2O
3) Br2 + 6KOH -> KBrO3 + 5KBr + 3H2O