Which one of these equations describes a redox reaction

Reference no: EM13173305

Which one of these equations describes a redox reaction?

Answer

CO32-(aq) + HSO4-(aq) → HCO3-(aq) + SO42-(aq)
2KBr(aq) + Pb(NO3)2(aq) → 2KNO3(aq) + PbBr2(s)
CaBr2(aq) + H2SO4(aq) → CaSO4(s) + 2HBr(g)
2Al(s) + 3H2SO4(aq) → Al2(SO4)3(aq) + 3H2(g)
H+(aq) + OH-(aq) → H2O(l)

Reference no: EM13173305

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