In which of the following reactions, chlorine acts as an oxidising agent? (i) $\mathrm{CH}_3 \mathrm{CH}_2…

In which of the following reactions, chlorine acts as an oxidising agent? (i) $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}+\mathrm{Cl}_2 \longrightarrow \mathrm{CH}_3 \mathrm{CHO}+\mathrm{HCl}$ (ii) $\mathrm{CH}_3 \mathrm{CHO}+\mathrm{Cl}_2 \longrightarrow \mathrm{CCl}_3 \cdot \mathrm{CHO}+\mathrm{HCl}$ (iii) $\mathrm{CH}_4+\mathrm{Cl}_2 \stackrel{h \mathrm{v}}{\longrightarrow} \mathrm{CH}_3 \mathrm{Cl}+\mathrm{HCl}$ The correct answer is
  1. (i) only
  2. (ii) only
  3. (i) and (iii)
  4. (i), (ii) and (iii)

Solution

In a reaction, the reagent, which is reduced or remove hydrogen from the other reactant (reagent), is termed as oxidising agent. In a reaction, the reagent, which is reduced or remove hydrogen from the other reactant (reagent), is termed as oxidising agent.
Hence, in all of the above reactions, chlorine acts as an oxidising agent.

Asked in: AP EAMCET 2008

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