For which of the following reaction, the degree of dissociation (alpha) and equilibrium constant (K_(p)) are related as K_(p)=(4alpha^(2)P)/((1-alpha))?

For which of the following reaction, the degree of dissociation (alpha

1.	For which of the following reaction, the degree of dissociation (alpha) and equilibrium constant (K_(p)) are related as K_(p)=(4alpha^(2)P)/((1-alpha))?
Answer» `N_(2)O_(4(G))hArr2NO_(2)(g)` `H_(2(g))+I_(2(g))hArr2HI(g)` `N_(2(g))+3H_(2(g))hArr2NH_(3(g))` `PCl_(3(g))+Cl_(2(g))hArrPCl_(5(g))` Answer :A