5KBr + KBrO3 + 3H2SO4 = 3Br2 + 3K2SO4 +3 H2O
Br(-) -1e = Br(0) 5 в-ль, ок-ие
Br(+5) +5e = Br(0) 1 ок-ль, в-ие
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5KBr + KBrO3 + 3H2SO4 = 3Br2 + 3K2SO4 +3 H2O
Br(-) -1e = Br(0) 5 в-ль, ок-ие
Br(+5) +5e = Br(0) 1 ок-ль, в-ие