The correct relation between Kp and Kc for the given reaction is: H2(g)+l1(g)⇌2Hl(g)
KpRT=Kc
Kp=Kc(RT)−2
Kp=Kc(RT)2
Kp=Kc
A
Kp=Kc
B
KpRT=Kc
C
Kp=Kc(RT)−2
D
Kp=Kc(RT)2
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Solution
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The correct option is BKp=Kc Generally Kp=Kc(RT)Δn
Δn= no. of mole of products - no. of moles of reactants.
Here no. of product moles =2
no. of reactant moles =2
So Δn=2−2=0
Kp=Kc(RT)0=Kc
So for this reaction, Kp=Kc
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