Following two equilibrium is simultaneously established in a container
PCl₅(g)⇌PCl₃(g)+Cl₂(g)
CO(g)+Cl₂(g)⇌COCl₂(g)
If some Ni(s) is introduced in the container forming Ni(CO)₄(g) then at new equilibrium
A. PCl₃ concentration will increase
B. PCl₃ concentration will decrease
C. Cl₂ concentration will remain same
D. CO concentration will remain same