Among $C$,$S$,and $P$,the element$(s)$ that produce$(s)$ $SO_{2}$ on reaction with hot conc. $H_{2}SO_{4}$ is / are

  • A
    Only $S$
  • B
    Only $C$ and $S$
  • C
    Only $S$ and $P$
  • D
    $C$,$S$,and $P$

Explore More

Similar Questions

Which of the following combinations does not evolve $Cl_2$ gas?

Difficult
View Solution

$KMnO_4$ oxidises $I^{-}$ in acidic and neutral/faintly alkaline solution,respectively to

Acidified $KMnO_4$ is decolourised by:

Assign $A, B, C, D$ from the given type of reaction:
$2FeCl_3 + 3KI \longrightarrow 2FeCl_2 + I_2 + 2KCl$
$I_2 + KI \longrightarrow KI_3$
Identify the observation for the product $KI_3$ in the reaction $FeCl_3 + KI \longrightarrow Fe^{2+}(aq.) + KI_3$.

When $CuSO_4$ reacts with $KI$,the oxidation number of $Cu$ changes by

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