4 moles of A are mixed with 4 moles of B when 2 moles of C are formed at equilibrium according to the reaction A + B C + D The value of the equilibrium constant is
A.4
B.1✓ Correct
C.1/2
D.1/4.
Explanation
A B C D 4 4 0 0 Initial (4 2) (4 2) 2 2 At Equilibrium the value of equilibrium constant c 2×2 K = =1 2×2 Hence, the correct answer is option (b)