The equilibrium SO_2 Cl_2(~g) SO_2(~g)+Cl_2(~g) is attained at 25… - Vidyadip

MCQ

The equilibrium $\mathrm{SO}_2 \mathrm{Cl}_2(\mathrm{~g}) \rightleftharpoons \mathrm{SO}_2(\mathrm{~g})+\mathrm{Cl}_2(\mathrm{~g})$ is attained at $25^{\circ} \mathrm{C}$ in a closed container and an inert gas, helium, is introduced. Which of the following statements is/ are correct?

A
The concentrations of $\mathrm{SO}_2, \mathrm{Cl}_2$, and $\mathrm{SO}_2 \mathrm{Cl}_2$ change.
B
More chlorine is formed.
C
The concentration of $\ce{SO_2}$ is reduced.
✓
All are incorrect.

✓

Answer

Correct option: D.

All are incorrect.

At constant volume, there is no effect of addition of inert gas to a reaction in equilibrium.

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