Electrolysis of an aqueous solution of which salt produces hydrogen at cathode, chlorine at anode and sodium hydroxide in the solution?

Sodium chloride

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Sodium hydride

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Sodium hydroxide

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Sodium oxide

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Solution

The correct option is A Sodium chloride
Electrolysis of sodium chloride in its aqueous solution gives sodium ions and chloride ions.
$N a C l e l e c r o l y s i s - ----- \to {N a}^{+} + {C l}^{-} H_{2} O \to H^{+} + {O H}^{-} A t c a t h o d e 2 H^{+} \to H_{2} A t a n o d e 2 {C l}^{-} \to {C l}_{2} N a O H i n s o l u t i o n$

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Electrolysis of an aqueous solution of which salt produces hydrogen at cathode, chlorine at anode and sodium hydroxide in the solution?

The correct option is A Sodium chlorideElectrolysis of sodium chloride in its aqueous solution gives sodium ions and chloride ions. NaClelecrolysis−−−−−−→Na++Cl−H2O→H++OH−At cathode2H+→H2At anode2Cl−→Cl2NaOHinsolution