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Which of the Following Represents a Disproportionation Reaction

Question 12

Multiple Choice

Which of the following represents a disproportionation reaction?


A) 2 Cu+(aq) + H2O(l) → Cu(s) + CuO(s) + 2H+(aq)
B) 2 CrO42-(aq) + 2 H+(aq) → Cr2O72-
C) TiCl4(l) + H2O(l) → TiO2(s) + HCl(g)
D) MnO4-(aq) + 5 VO2+(aq) + H2O(l) → Mn2+(aq) + VO2+(aq) + 2 H+(aq)
E) 3MnO2 + 6 KOH + KClO3 Which of the following represents a disproportionation reaction? A) 2 Cu<sup>+</sup>(aq) + H<sub>2</sub>O(l) → Cu(s) + CuO(s) + 2H+(aq) B) 2 CrO<sub>4</sub><sup>2-</sup>(aq) + 2 H<sup>+</sup>(aq) → Cr<sub>2</sub>O<sub>7</sub><sup>2-</sup> C) TiCl<sub>4</sub>(l) + H<sub>2</sub>O(l) → TiO<sub>2</sub>(s) + HCl(g) D) MnO<sub>4</sub><sup>-</sup>(aq) + 5 VO<sub>2</sub>+(aq) + H<sub>2</sub>O(l) → Mn<sub>2</sub>+(aq) + VO<sub>2</sub>+(aq) + 2 H+(aq) E) 3MnO<sub>2</sub> + 6 KOH + KClO<sub>3</sub> 3 K<sub>2</sub>MnO<sub>4</sub> + KCl + 3 H<sub>2</sub>O 3 K2MnO4 + KCl + 3 H2O

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