One gas bleaches the colour of flowers by reduction while the other by oxidation

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One gas bleaches the colour of flowers by reduction while the other by oxidation

Chemistryp Block Elements (Group 15, 16, 17 & 18)NEET

Options:

A $H_{2} S$ and $B r_{2}$
B CO and $C l_{2}$
C $N H_{2}$ and $S O_{3}$
D $S O_{2}$ and $C l_{2}$

Solution:

2540 Upvotes Verified Answer

The correct answer is:

S O_{2}

and

C l_{2}

S O_{2}

bleaches flowers by reduction

S O_{2} + 2 H_{2} O \to H_{2} S O_{4} + 2 [H]

C l_{2}

bleaches flowers by oxidation

C l_{2} + 2 H_{2} O \to 2 H C l + [O]

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