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Preparation of Chlorine

How is chlori...

Question

How is chlorine produced by electolytic method?

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Solution

Chlorine is prepared by electrolysis of concentrated Nacl solution,cl is liberate at anode of Na and cathode reacts with water to nitrogen oxide and hydrogen
at anode and cathode
${C l}^{-} ⟶ C l + e^{-}; 2 C l ⟶ {C l}_{2} {N a}^{+} + e^{-} ⟶ N a; 2 N a + H_{2} O ⟶ 2 N a O H + H_{2}$

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