Q.

If the equilibrium constant for

N2(g)+O2(g)2NO(g) is K, the equilibrium constant for 12N2(g)+12O2(g)NO(g) will be              [2015]

1 12K  
2 K  
3 K2  
4 K1/2  

Ans.

(4)

If the reaction is multiplied by 12, then new equilibrium constant, K'=K1/2.