Assertion : If some PCl₅(g) containing labelled phosphorus P₃₁ is added to a system with following equilibrium, after sometime the system was found to contain radioactive PCl₃. PCl (g) PCl (g) Cl (g) Reason : Chemical equilibrium is dynamic in nature.
A.A✓ Correct
B.B
C.C
D.D
Explanation
Radioactive Phosphorous can only be seen on product side if still there is reaction going on and it can be possible because equilibrium is dynamic.