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A wet coloured flower loses its colour in sulphur… | StemPy Lab
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A wet coloured flower loses its colour in sulphur dioxide, and some colour returns in air. Why?
Chemistry
Medium
High School (11–12)
The p-Block Elements
Created by
StemPy Lab
A wet coloured flower loses its colour in sulphur dioxide, and some colour returns in air. Why?
The gas bleaches by reduction, and air oxidises the product back to the dye
The gas absorbs the colour and releases it in air
The gas bleaches by oxidation, and air reduces the product
The gas is an acid, and air neutralises it
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