Zbliansuj równanie reakcji redoks:
BiO₃- + Cr³+ + H+ -> CrO₇²- + Bi³+ + H₂O
Zbliansuj równanie reakcji redoks:
BiO₃- + Cr³+ + H+ -> CrO₇²- + Bi³+ + H₂O
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BiO₃- + Cr³+ + H+ -> Cr₂O₇²- + Bi³+ + H₂O
BiO₃- + 6H+ + 2e--> Br³+ + 3H₂O /*3
2Cr³+ + 7H₂O --> Cr₂O₇²- + 6e + 14H+
3BiO₃- + 2Cr³+ + 4H+ -> Cr₂O₇²- + 3Bi³+ + 2H₂O