JEE Main 20268 Apr, Evening shiftChemistryMediumEquilibrium123× since 2002
Consider the following reactions in which all the reactants and products are present in gaseous state: 2xy⇌x2+y2, K1=2.5×105; xy+21z2⇌xyz, K2=5×10−3. The value of K3 for the equilibrium 21x2+21y2+21z2⇌xyz is :