Types of Redox Reactions
CHXI08:REDOX REACTIONS

315471 Which of the following is not intramolecular redox reaction?

1 \(\mathrm{\left(\mathrm{NH}_{4}\right)_{2} \mathrm{Cr}_{2} \mathrm{O}_{7} \longrightarrow \mathrm{N}_{2}+\mathrm{Cr}_{2} \mathrm{O}_{3}+4 \mathrm{H}_{2} \mathrm{O}}\)
2 \(\mathrm{2 \mathrm{KClO}_{3} \longrightarrow 2 \mathrm{KCl}+3 \mathrm{O}_{2}}\)
3 \(\mathrm{2 \mathrm{Mn}_{2} \mathrm{O}_{7} \longrightarrow 4 \mathrm{MnO}_{2}+3 \mathrm{O}_{2}}\)
4 \(\mathrm{2 \mathrm{ClO}_{2}+5 \mathrm{H}_{2} \mathrm{O}_{2} \stackrel{2 \mathrm{OH}^{-}}{\longrightarrow} 2 \mathrm{Cl}^{-}+5 \mathrm{O}_{2}+6 \mathrm{H}_{2} \mathrm{O}}\)
CHXI08:REDOX REACTIONS

315472 The decomposition of \(\mathrm{\mathrm{KClO}_{3}}\) to \(\mathrm{\mathrm{KCl}}\) and \(\mathrm{\mathrm{O}_{2}}\) on heating is an example of

1 Intermolecular redox change
2 Intra-molecular redox change
3 Disproportionation
4 Auto redox change
CHXI08:REDOX REACTIONS

315471 Which of the following is not intramolecular redox reaction?

1 \(\mathrm{\left(\mathrm{NH}_{4}\right)_{2} \mathrm{Cr}_{2} \mathrm{O}_{7} \longrightarrow \mathrm{N}_{2}+\mathrm{Cr}_{2} \mathrm{O}_{3}+4 \mathrm{H}_{2} \mathrm{O}}\)
2 \(\mathrm{2 \mathrm{KClO}_{3} \longrightarrow 2 \mathrm{KCl}+3 \mathrm{O}_{2}}\)
3 \(\mathrm{2 \mathrm{Mn}_{2} \mathrm{O}_{7} \longrightarrow 4 \mathrm{MnO}_{2}+3 \mathrm{O}_{2}}\)
4 \(\mathrm{2 \mathrm{ClO}_{2}+5 \mathrm{H}_{2} \mathrm{O}_{2} \stackrel{2 \mathrm{OH}^{-}}{\longrightarrow} 2 \mathrm{Cl}^{-}+5 \mathrm{O}_{2}+6 \mathrm{H}_{2} \mathrm{O}}\)
CHXI08:REDOX REACTIONS

315472 The decomposition of \(\mathrm{\mathrm{KClO}_{3}}\) to \(\mathrm{\mathrm{KCl}}\) and \(\mathrm{\mathrm{O}_{2}}\) on heating is an example of

1 Intermolecular redox change
2 Intra-molecular redox change
3 Disproportionation
4 Auto redox change