When $KNO_3$ is heated with concentrated $H_2SO_4$,brown fumes are evolved. These fumes are due to:

  • A
    $SO_2$
  • B
    $SO_3$
  • C
    $NO_2$
  • D
    $NO$

Explore More

Similar Questions

Which colorless gas has a smell like rotten fish?

In the following reaction,identify the nature of the product formed by the underlined atom upon complete hydrolysis at $R.T$.:
$H_4\underline{P}_2O_8 + H_2O \longrightarrow H_3PO_4 + H_2O_2$

Difficult
View Solution

Which of the following substances is not an isomorphous true alum and is known as a pseudo alum?

$NH_3$ can not be obtained by

The structural formula of hypophosphorus acid is

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo