Chemical Equilibrium

For a given exothermic reaction $K_{p}$ and $K'_{p}$ are the equilibrium constants at temperatures $T_{1}$ and $T_{2}$ respectively (T2.>T1). Assuming that heat of reaction is constant in temperatures range between…

The equilibrium constants of the following are: $\begin{matrix} N_{2}+3H_{2}\rightleftharpoons\,2\mathrm{NH}_{3} & K_{1} \\ N_{2}+O_{2}\rightleftharpoons\,2\mathrm{NO} & K_{2} \\…

For reaction: $\mathrm{SO}_{2}(g)+\frac{1}{2}O_{2}(g)\rightleftharpoons\,\mathrm{SO}_{3}(g)$ $K_{P}=2\times\,10^{12}$ at $27^{\circ}C$ and $1\mathrm{atm}$pressure. The $K_{c}$ for the same reaction is…

$4.5$moles each of hydrogen and iodine is heated in a sealed ten litre vessel.At equilibrium, $3$moles of$\mathrm{HI}$were found. The equilibrium constant…

The value of$K_{c}\mathrm{us}64\mathrm{at}800K$for the reaction $N_{2}\left(g\right)+3H_{2}\left(g\right)\rightarrow\,2\mathrm{NH}_{3}\left(g\right)$ The value of$K_{c}$for the following reaction is :…

Consider the following reaction: $N_{2}O_{4}(g)=2\mathrm{NO}_{2}(g):\Delta\,H^{0}=+58k$ For each of the following cases $(a,b)$, the direction in which the equilibrium shifts is: (a) Temperature is decreased. (b)…

At $298K$, the equilibrium constant is $2\times\,10^{15}$ for the reaction:…

If the equilibrium constant for $A\rightleftharpoons\,B+C$is$K_{\mathrm{eq}}^{(1)}$and that of $B+C\rightleftharpoons\,P$ is$K_{\mathrm{eq}}^{(2)},$ the equilibrium constant for $A\rightleftharpoons\,P$ is :

The $\mathrm{OH}^{-}$concentration in a mixture of $5.0\mathrm{mL}$ of $0.0504M\mathrm{NH}_{4}\mathrm{Cl}$ and $2\mathrm{mL}$ of $0.0210M\mathrm{NH}_{3}$ solution is $x\times\,10^{-6}M$. The value of $x$ is (Nearest…

The stepwise formation of $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}$ is given below:…

Consider the following reactions in which all the reactants and products are present in gaseous state $2xy \rightleftharpoons x_2 + y_2 \quad K_1 = 2.5\times 10^5$ $xy + \dfrac{1}{2}z_2 \rightleftharpoons xyz \quad K_2…

Consider the general reaction given below at 400 K $x \mathrm{~A}(\mathrm{~g}) \rightleftharpoons y \mathrm{~B}(\mathrm{~g})$ The values of $\mathrm{K}_{\mathrm{p}}$ and $\mathrm{K}_{\mathrm{c}}$ are studied under the…