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A boy accidently splashes a few drops of...

A boy accidently splashes a few drops of `conc. H_2 SO_4` on his cotton shirt and splashed part blackens and holes appears. This is because the sulphuric acid

A

Heats up the cotton so that it burns

B

Dehydrates the cotton

C

Causes the cotton to react with oxygen in air

D

Removes the elements of water from cotton.

Text Solution

Verified by Experts

The correct Answer is:
D
Charring occurs
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  7. Caro's and Marshall'a acid does not react with

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  8. Sulphur dioxide is obtained by the action of dilute H2 SO4 on :

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  16. When SO2 is passed through a solution of H2 S in water :

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  20. The catalyst used in the manufacture of H2 SO4 by contact process is.

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