The equilibrium
` SO_(2)Cl_(2) (g) hArr SO_(2) (g) + Cl_(2) (g) `
is attained at `25^(@)` in a closed container and inert gas helium is introduced . Which of the following statements are correct ?
A. Concentration of `SO_(2) , Cl_(2)and SO_(2)Cl_(2)` change
B. More chlorine is formed
C. Concentration of `SO_(2)` is reduced
D. More `SO_(2)Cl_(2) ` is formed