Choose the correct option regarding chlor-alkali reaction:

Brine solution decomposes on application of electricity.

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Cl₂ is given off at cathode

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H₂ is given off at anode

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H₂ is given off at cathode

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Solution

The correct option is A
Brine solution decomposes on application of electricity.

Brine solution (aqueous $NaCl$ ) decomposes on application of electricity.

$N a C l + H_{2} O \to N a O H + C l_{2} + H_{2}$

Chlorine gas is given off at anode and hydrogen gas is given off at cathode.

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Similar questions

Given are the reactions occuring during the electrolysis of sodium chloride solution:

$2 C l^{-} \to C l_{2} + 2 e^{-}$
$2 H_{2} O + 2 e^{-} \to H_{2} + 2 O H^{-}$

Which of the following is correct regarding liberation of electrolytic products?

H_{2}

C l_{2}

H_{2}

H_{2}

{C l}_{2}

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