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When conc. H2SO4 is added to dry KNO3 br...

When conc. `H_2SO_4` is added to dry `KNO_3` brown fumes evolve. These are of

A

`SO_2`

B

`SO_3`

C

`NO_2`

D

NO

Text Solution

Verified by Experts

The correct Answer is:
C
In this reaction brown fumes of `NO_2` gas are evolved
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