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. Dry SO2 does not bleach dry flowers. Explain but moist SO2 bleaches the flowers.

. Dry SO2 does not bleach dry flowers. Explain but moist SO2 bleaches the flowers.

Grade:upto college level

1 Answers

Sunil Kumar FP
askIITians Faculty 183 Points
9 years ago
in presence of water following reaction takes place
SO2+2H2O----->H2SO4+2H
coloured flower +H -------->colourless
Thus moist air bleaches the flower

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