MCQ
For ${N_2} + 3{H_2}$ $\rightleftharpoons$ $2N{H_3} + $ heat
  • A
    ${K_p} = {K_c}(RT)$
  • B
    ${K_p} = {K_c}(RT)$
  • ${K_p} = {K_c}\,{(RT)^{ - 2}}$
  • D
    ${K_p} = {K_c}\,{(RT)^{ - 1}}$

Answer

Correct option: C.
${K_p} = {K_c}\,{(RT)^{ - 2}}$
c
$K_p=k_c(R t)^ {\Delta ng}$

$\Delta \operatorname{ng}=-2$

${K_p} = {K_c}\,{(RT)^{ - 2}}$

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