1. Tardigrade
  2. Question
  3. Chemistry
  4. A solid XY kept in an evacuated sealed container undergoes decomposition to form a mixture of gases X and Y at temperature T. The equilibrium pressure is 10 bar in this vessel. Kp for this reaction is :

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Q. A solid XY kept in an evacuated sealed container undergoes decomposition to form a mixture of gases X and Y at temperature T. The equilibrium pressure is 10 bar in this vessel. $K_p$ for this reaction is :

JEE MainJEE Main 2016Equilibrium

Solution:

$X Y \rightleftharpoons \underset{ P }{ X }+ P$
Total pressure $n P = 1 0 b a r$ $P = 5$
$K _{ P }=\left( P _{ X }\right)\left( P _{ Y }\right)= P ^{2}= 2 5$