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Class 12Chemistryp-Block Elements (Class 12)Nitrogen family
Medium

When concentrated $H_2SO_4$ is added to dry $KNO_3$,brown fumes evolve. These fumes are

IIT 1987All IIT
  • A
    $SO_2$
  • B
    $SO_3$
  • C
    $NO$
  • D
    $NO_2$
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Class 12 Questions

Class 12

Chemistry Questions

Chapter

p-Block Elements (Class 12)

Subtopic

Nitrogen family

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