Chemical and Ionic Equilibrium 1 Question 13

14. For the reaction, $\mathrm{SO}{2}(g)+\frac{1}{2} \mathrm{O}{2}(g) \rightleftharpoons \mathrm{SO}{3}(g)ifK{p}=K_{C}(R T)^{x}where,thesymbolshaveusualmeaning,thenthevalueofx$ is (assuming ideality)

(2014 Main)

(a) -1

(b) 12

(c) 12

(d) 1

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Solution:

  1. For the given reaction, Δng=nPnR

where, nP= number of moles of products

nR= number of moles of reactants 

Kp=Kc(RT)Δng Δng=12