The equilibrium
`SO_(2)Cl_(2)(g) hArr SO_(2)(g) +Cl_(2)(g)`
is attained at `25^(@)C` in a closed container and inert gas helium is introduced. Which of the following statement `//`s is `//` are correct ?
A. Concentrations of `SO_(2)Cl_(2),SO_(2)` and `Cl_(2)` will change
B. More chlorine is formed
C. Conc. Of `SO_(2)` is reduced
D. Equilibrium constant will remain unaffected.