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प्रश्न
Why does an aqueous solution of sodium chloride on electrolysis give H2 at cathode instead of sodium?
अति संक्षिप्त उत्तर
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उत्तर
An aqueous solution of sodium chloride gives hydrogen gas (H2) at the cathode instead of metallic sodium during electrolysis because sodium ions (Na+) are not discharged. Instead, water is reduced at the cathode.
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