When conc. `H_2SO_4` is added to dry `KNO_3` brown fumes evolve. These – InterviewSolution

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1.	When conc. `H_2SO_4` is added to dry `KNO_3` brown fumes evolve. These are ofA. `SO_2`B. `SO_3`C. `NO_2`D. NO
Answer» Correct Answer - C In this reaction brown fumes of `NO_2` gas are evolved

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