Which one of the following is a redox reaction A) 2Al(s) + 3H₂SO₄(aq) $\rarr$Al₂(SO₄)₃(aq) + 3H₂(g) B)2KBr(aq) + Pb(NO₃)₂(aq) $\rarr$ 2KNO₃(aq) + PbBr₂(s) C)CaBr₂(aq) + H₂SO₄(aq) $\rarr$ CaSO₄(s) + 2HBr(g) D)H⁺(aq) + OH^- (aq) $\rarr$ H₂O(l) E) CO₃^2- (aq) + HSO₄^-(aq) $\rarr$HCO₃^- (aq) + SO₄^2- (aq)

Question

Quizplus · Accepted Answer

In option A, aluminum is oxidized from 0 to +3 oxidation state and hydrogen sulfide is reduced from -2 to 0 oxidation state. Therefore, it is a redox reaction.

Which One of the Following Is a Redox Reaction A) →\rarr→

Which One of the Following Is a Redox Reaction
A) $\rarr$