Question

Give an example of electrochemical reaction

Answer 1

Gaseous oxygen (O2) and hydrogen (H2) can be combined in a fuel cell to form water and energy, typically a combination of heat and electrical energy.

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Answer 2

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$The\: first\: reaction \:is \:given\: in\: the\: image$

$The\: second\: reaction:$

$Zn_{s} + 2H^{+}_{(aq)} \rightarrow Zn^{2+}_{aq} + h_{2(g)}$

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