Question

A compound X on electrolysis in aqueous solution produces a strong base Y along with two other gases A and B.B is used in the manufacture of bleaching powder . identify X,Y,A and B.write the chemical equation involved.

Answer 1

$$\begin{gathered} ElectrolysisofaqueoussolutionofNaClgivesabaseNaOHandtwodifferntgases \\ Chlorineandhydrogen,whereChlorineisusedinthebleachingpowder. \\ NaC{l}_{\left(aq\right)}\to N{a}^{+}+C{l}^{-} \\ X \\ Anode:2C{l}^{-}\to C{l}_2+2e^{-} \\ B \\ Atcathode:H_{2}O\to H^{+}+O{H}^{-} \\ 2H^{+}+2e^{-}\to H_2 \\ A \\ N{a}^{+}+O{H}^{-}\to NaOH \\ Y \\ X-NaCl \\ Y-NaOH \\ A-Hydrogen \\ B-Chlorine \end{gathered}$$