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Questions  

 For the reaction Fe2N(s)+32H2(g)2Fe(s)+NH3(g)

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By Expert Faculty of Sri Chaitanya
a
Kc=KpRT32
b
Kc=KpRT
c
Kc=KpRT−12
d
Kc=KpRT12

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detailed solution

Correct option is D

Fe2Ns+32H2g→2Fes+NH3gΔng=no. of moles of gaseous products - no. of moles of  gaseous reactants=1−32 =−12 Kp=Kc(RT)Δng⇒Kp=Kc(RT)−1/2⇒Kc=Kp(RT)1/2
ctaimg

ctaimg

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