?Complete and balance the following equations, and identify the oxidizing and reducing
Chapter 20, Problem 20.25(choose chapter or problem)
Complete and balance the following equations, and identify the oxidizing and reducing agents:
(a) \(\mathrm{Cr}_{2} \mathrm{O}_{7}^{2-}(a q)+\mathrm{I}^{-}(a q) \longrightarrow \mathrm{Cr}^{3+}(a q)+\mathrm{IO}_{3}^{-}(a q)\) (acidic solution)
(b) \(\mathrm{MnO}_{4}^{-}(a q)+\mathrm{CH}_{3} \mathrm{OH}(a q) \longrightarrow \mathrm{Mn}^{2+}(a q)+$ $\mathrm{HCOOH}(a q)\) (acidic solution)
(c) \(\mathrm{I}_{2}(s)+\mathrm{OCl}^{-}(a q) \longrightarrow \mathrm{IO}_{3}^{-}(a q)+\mathrm{Cl}^{-}(a q)\) (acidic solution)
(d) \(\mathrm{As}_{2} \mathrm{O}_{3}(s)+\mathrm{NO}_{3}^{-}(a q) \longrightarrow \mathrm{H}_{3} \mathrm{AsO}_{4}(a q)+\mathrm{N}_{2} \mathrm{O}_{3}(a q)\) (acidic solution)
(e) \(\mathrm{MnO}_{4}^{-}(a q)+\mathrm{Br}^{-}(a q) \longrightarrow \mathrm{MnO}_{2}(s)+\mathrm{BrO}_{3}^{-}(a q)\) (basic solution)
(f) \(\mathrm{Pb}(\mathrm{OH})_{4}^{2-}(a q)+\mathrm{ClO}^{-}(a q) \longrightarrow \mathrm{PbO}_{2}(s)+\mathrm{Cl}^{-}(a q)\) (basic solution)
Text Transcription:
Cr2O7 2-(aq) + I -(aq) \longrightarrow Cr3+(aq) + IO3 -(aq)
MnO4 -(aq) + CH3OH(aq) \longrightarrow Mn2+(aq) + HCOOH(aq)
I2(s) + OCl -(aq) \longrightarrow IO3 -(aq) + Cl -(aq)
As2O3(s) + NO3 -(aq) \longrightarrow H3AsO4(aq) + N2O3(aq)
MnO4 -(aq) + Br-(aq) \longrightarrow MnO2(s) + BrO3 -(aq)
Pb(OH)4 2-(aq) + ClO-(aq) \longrightarrow PbO2(s) + Cl -(aq)
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