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Types of Redox Reactions

Fe3+ is reduc...

Question

$F e^{3 +}$ is reduced to $F e^{2 +}$ by using

H_{2} O_{2}

in presence of

N a O H

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N a_{2} O_{2}

in water

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H_{2} O_{2}

in presence of

H_{2} S O_{4}

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N a_{2} O_{2}

in presence of

H_{2} S O_{4}

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Solution

The correct option is D $N a_{2} O_{2}$ in presence of $H_{2} S O_{4}$
It is necessary to use reagents in acidic medium to bring about the said reduction because, in basic medium, $F e^{3 +}$ will be precipitated as $F e (O H)_{3}$ and hence the reaction will not happen.

Suggest Corrections

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