12th Class Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank 12th CBSE Chemistry The P-Block Elements

  • question_answer
    Chlorine water has both oxidizing as well as bleaching properties? Explain.

    Answer:

                    Chlorine reacts with water to evolve nascent oxygen which brings about both oxidation and bleaching As oxidising agent: \[C{{l}_{2}}+{{H}_{2}}O\xrightarrow{\,}\,2HCl+O\] \[S{{O}_{2}}+{{H}_{2}}O+O\xrightarrow{\,}\,{{H}_{2}}S{{O}_{4}}\] \[C{{l}_{2}}+S{{O}_{2}}+2{{H}_{2}}O\xrightarrow{\,}\,2HCl+{{H}_{2}}S{{O}_{4}}\]   As bleaching agent: \[C{{l}_{2}}+{{H}_{2}}O\xrightarrow{\,}\,2HCl+(O)\] Coloured substance \[+(O)\xrightarrow{\,}\,\]Colourless product


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