Which of the following reactions are disproportionation reactions? (A) Cu + → Cu 2+ + Cu…
Chemistry · JEE Main · NTA Exams — Redox Reactions and Electrochemistry
Which of the following reactions are disproportionation reactions?
(A) Cu+ → Cu2+ + Cu
(B) \(3 \mathrm{MnO}_{4}^{2-}+4 \mathrm{H}^{+} \rightarrow 2 \mathrm{MnO}_{4}^{-}+\mathrm{MnO}_{2}+2 \mathrm{H}_{2} \mathrm{O}\)
(C) 2KMnO4 → K2MnO4 + MnO2 + O2
(D) \(2 \mathrm{MnO}_{4}^{-}+3 \mathrm{Mn}^{2+}+2 \mathrm{H}_{2} \mathrm{O} \rightarrow 5 \mathrm{MnO}_{2}+4 \mathrm{H}^{+}\)
Choose the correct answer from the options given below: (Jee Main 2024)
(A) Cu+ → Cu2+ + Cu
(B) \(3 \mathrm{MnO}_{4}^{2-}+4 \mathrm{H}^{+} \rightarrow 2 \mathrm{MnO}_{4}^{-}+\mathrm{MnO}_{2}+2 \mathrm{H}_{2} \mathrm{O}\)
(C) 2KMnO4 → K2MnO4 + MnO2 + O2
(D) \(2 \mathrm{MnO}_{4}^{-}+3 \mathrm{Mn}^{2+}+2 \mathrm{H}_{2} \mathrm{O} \rightarrow 5 \mathrm{MnO}_{2}+4 \mathrm{H}^{+}\)
Choose the correct answer from the options given below: (Jee Main 2024)
- (A), (B)
- (B), (C), (D)
- (A), (B), (C)
- (A), (B), (C)
Answer
(A) (A), (B)
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