Balancing redox reactions in acidic solution 1) H2C204 + MnO4- CO2 + Mn2+ a) The balanced half-reactions: b) Equalize the electrons: c) The final answer

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Balancing redox reactions in acidic solution
1) H2C204 + MnO4 - CO2 + Mn2+
a) The balanced half-reactions:
b) Equalize the electrons:
c) The final answer
2) 02 + As > HASO2 + H2O
a) correct half-reactions:
b) equalize the electrons
c) The final answer:
3) NO3" + H202 →NO + 02
a) The half-reactions
b) Multiply the top half-reaction
c) combine
2HNO 3 + 3H 20 2→2NO + 4H 20 + 30 2
4) Br03"+ Fe2+-→ Br" + Fe3+
a) half-reactions:
b) final answer:
Transcribed Image Text:Balancing redox reactions in acidic solution 1) H2C204 + MnO4 - CO2 + Mn2+ a) The balanced half-reactions: b) Equalize the electrons: c) The final answer 2) 02 + As > HASO2 + H2O a) correct half-reactions: b) equalize the electrons c) The final answer: 3) NO3" + H202 →NO + 02 a) The half-reactions b) Multiply the top half-reaction c) combine 2HNO 3 + 3H 20 2→2NO + 4H 20 + 30 2 4) Br03"+ Fe2+-→ Br" + Fe3+ a) half-reactions: b) final answer:
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