Chemistry - Hydrogen and Its compound Question with Solution | TestHub

ChemistryHydrogen and Its compoundHydrogen and Its compoundMedium2 minQB

ChemistryMediumsingle choice

In which of the following option $H_{2} (g)$ is one of the product formed :-

Answer:

Solution:

Option C is correct. Electrolysis of an aqueous solution of Ba(OH)₂ produces H₂(g) at the cathode.

At cathode: $2 H_{2} O (l) + 2 e^{-} \to H_{2} (g) + 2 OH^{-} (a q)$

At anode: $2 OH^{-} (a q) \to H_{2} O (l) + \frac{1}{2} O_{2} (g) + 2 e^{-}$

Stream:JEESubject:ChemistryTopic:Hydrogen and Its compoundSubtopic:Hydrogen and Its compound

⏱ 2mℹ️ Source: QB

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