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Oxides of Sulphur

One gas bleac...

Question

One gas bleaches the colour of the flowers by reduction, while the other by oxidation. Gases are:

A

N H_{3}

and

S O_{3}

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B

CO and Cu

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C

S O_{2}

and

C l_{2}

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D

H_{2} S

and

M n C l_{2}

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Solution

The correct option is C $S O_{2}$ and $C l_{2}$
$S O_{2}$ bleaches the colour of the flowers by reduction while $C l_{2}$ does it by oxidation.

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