NEET UG CHEMISTRY MCQ: ELECTRO CHEMISTRY

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Understanding +4 | -1

Corrosion of iron is essentially an electrochemical phenomenon where the cell reactions are

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Correct option: A

Fe is oxidised to

\mathrm{F}{\mathrm{e}^{2 + }}

and dissolved oxygen in water is reduced to

\mathrm{O}{\mathrm{H}^ - }

Option A (Fe is oxidised to

\mathrm{F}{\mathrm{e}^{2 + }}

and dissolved oxygen in water is reduced to

\mathrm{O}{\mathrm{H}^ - }

) is correct because iron is oxidized at the anode and oxygen is reduced at the cathode in the electrochemical process of corrosion.

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