Chemical Equilibrium PYQs - Last 5 Years
TS EAMCET / Chemistry / Physical Chemistry / 15 recent questions
ChemistryPhysical Chemistry2021-2025
Practice 15 TS EAMCET Chemistry questions from Chemical Equilibrium. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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Last 5 Years Chemical Equilibrium Questions
Showing 15 of 15 filtered questions.
1Chemical Equilibrium
At $T(\mathrm{~K}), K_p$ value for the reaction,
\(2 \mathrm{AO}_2(\mathrm{~g})+\mathrm{O}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{AO}_3(\mathrm{~g}) \text { is } 4 \times 10^{10},\)
What is the $K_p^{\prime}$ value for
$$ 2 \mathrm{A...
\(2 \mathrm{AO}_2(\mathrm{~g})+\mathrm{O}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{AO}_3(\mathrm{~g}) \text { is } 4 \times 10^{10},\)
What is the $K_p^{\prime}$ value for
$$ 2 \mathrm{A...
MCQ+1 / -02025
2Chemical Equilibrium
For the reaction $\mathrm{N}_2 \mathrm{O}_4(g) \rightleftharpoons 2 \mathrm{NO}_2(g)$, the correct relation between degree of dissociation $(\alpha)$ of $\mathrm{N}_2 \mathrm{O}_4(g)$ and equilibrium constant, $K_p$ is ( $p=$ total pressure...
MCQ+1 / -02025
3Chemical Equilibrium
At 1000 K , the equilibrium constant for the reaction, $\mathrm{CO}_2(\mathrm{~g})+\mathrm{H}_2(\mathrm{~g}) \rightleftharpoons \mathrm{CO}(\mathrm{g})+\mathrm{H}_2 \mathrm{O}(\mathrm{g})$ is 0.53 . In a one litre vessel, at equilibrium the...
MCQ+1 / -02025
4Chemical Equilibrium
At $T(\mathrm{~K}), K_c$ for the reaction, $A O_2(g)+B \mathrm{O}_2(g) \rightleftharpoons A \mathrm{O}_3(g)+B \mathrm{O}(g)$ is 16 . One mole each of reactants and products are taken in a IL flask and heated to $T(\mathrm{~K})$, and equilib...
MCQ+1 / -02024
5Chemical Equilibrium
At $T(\mathrm{~K}), K_C$ for the dissociation of $\mathrm{PCl}_5$ is $2 \times 10^{-2} \mathrm{~mol} \mathrm{~L}^{-1}$. The number of moles of $\mathrm{PCl}_5$ that must be taken in 1.0 L flask at the same temperature to get 0.2 mol of chlo...
MCQ+1 / -02024
6Chemical Equilibrium
At $T(K)$ the equilibrium constants for the following two reactions are given below$ 2 A(g) \rightleftharpoons B(g)+C(g) ; K_{1}=16 $$ 2 B(g)+C(g) \rightleftharpoons 2 D(g) ; K_{2}=25 $What is the value of equilibrium constant $(K)$ for the...
MCQ+1 / -02024
7Chemical Equilibrium
At $T(\mathrm{~K})$ when one mol of $X$ and one mol of $Y$ are heated in a 1 L flask, 0.5 moles of $Z$ is formed at the equilibrium. The $K_C$ value of the reaction is
\(X(g)+Y(g) \rightleftharpoons Z(g)+A(g)\)
\(X(g)+Y(g) \rightleftharpoons Z(g)+A(g)\)
MCQ+1 / -02023
8Chemical Equilibrium
229, $\mathrm{At} T(\mathrm{~K}), K_C$ value for the reaction, $\frac{1}{3} \mathrm{~N}_2(g)+\mathrm{H}_2(g) \rightleftharpoons \frac{2}{3} \mathrm{NH}_3(g)$ is 50 . The $K_C$ value for the reaction, $2 \mathrm{NH}_3(g) \rightleftharpoons \...
MCQ+1 / -02023
9Chemical Equilibrium
At 780 K and 10 atmosphere pressure the equilibrium constant for the reaction $2 A(g) \rightleftharpoons B(g)+C(g)$ is 3.52 . At the same temperature and 7.04 atmosphere pressure, the equilibrium constant for the same reaction is
MCQ+1 / -02023
10Chemical Equilibrium
For the formation of ammonia from its constituent elements ( 1 mole of $\mathrm{N}_2$ and 3 moles of $\mathrm{H}_2$ ) in a closed vessel of volume $V(\mathrm{~L})$, the value of $K_C$ is [units of $K_C=\mathrm{mol}^{-2} \mathrm{~L}^2$ ]
MCQ+1 / -02022
11Chemical Equilibrium
Calculate the value of the equilibrium constant $\left(K_p\right)$ for the reaction of oxygen gas oxidising ammonia gas to nitric oxide and water vapour. The pressure of each gas at equilibrium is 0.5 atm .
MCQ+1 / -02022
12Chemical Equilibrium
In which of the following reactions at equilibria, the position of the equilibrium shifts towards the products, if the total pressure is increased?
(i) $X_2(g)+3 Y_2(g) \rightleftharpoons 2 X_3(g)$
(ii) $X_2(g)+Y_2(g) \rightleftharpoons 2 X...
(i) $X_2(g)+3 Y_2(g) \rightleftharpoons 2 X_3(g)$
(ii) $X_2(g)+Y_2(g) \rightleftharpoons 2 X...
MCQ+1 / -02022
13Chemical Equilibrium
The $K_p$ value at equilibrium of $\mathrm{SO}_3$ formation reaction from $\mathrm{SO}_2(g)$ and $\mathrm{O}_2(g)$ is $5 \mathrm{~atm}^{-1}$. What is the equilibrium partial pressure of $\mathrm{O}_2$ if the equilibrium pressure of $\mathrm...
MCQ+1 / -02022
14Chemical Equilibrium
For a reaction, $A(s) \rightleftharpoons B(s)+C(g)$ the set of all correct statements are
(A) $K$ is independent of $[A]$.
(B) $K$ is dependent on partial pressure of $C$ at a given temperature.
(C) $\Delta H$ will be independent of tempera...
(A) $K$ is independent of $[A]$.
(B) $K$ is dependent on partial pressure of $C$ at a given temperature.
(C) $\Delta H$ will be independent of tempera...
MCQ+1 / -02022
15Chemical Equilibrium
For the formation of ammonia gas from its constituent elements, the $K_p / K_C$ is
MCQ+1 / -02022