Chemical Equilibrium MCQ Question with Answer

Question No : 8
A chemical reaction $P\leftrightharpoons Q$ is said to be in equilibrium when

Question No : 9
Reaction between silver nitrate and sodium chloride goes to completion because

Question No : 10
For the reaction $2HI\leftrightharpoons H_2+I_2$ at 720 K the equilibrium constant value is 50. The equilibrium constant for the reaction $H_2+I_2\leftrightharpoons$at the same temperature will be

Question No : 11
At equilibrium the concentration of $H_2,I_2$ and HI in a reaction chamber kept at 773 K is $\left[H_2\right]$= 0.42 mole $lite{r}^{-1},\left[I_2\right]$ = 0.042 mole $lite{r}^{-1};\left[HI\right]$ = 3.52 moles $lite{r}^{-1}$. The value of the equilibrium constant for the reaction $H_2+I_2\leftrightharpoons$2HI is

Question No : 12
If equilibrium constant for the reaction $N_2+3H_2\leftrightharpoons 2N{H}_3$ at 298K is 2.54, the value of equilibrium constant for the reaction will be $d\frac{1}{2}{N}_2+\frac{3}{2}{H}_2\leftrightharpoons N{H}_3$

Question No : 13
0.5 moles of $H_2$ and 0.5 moles of $I_2$ are introduced in the reaction chamber of capacity 10 litre at 271 K. $H_2 and I_2$ react to give HI and $K_p$is found to be 50. If total pressure in the reaction chamber is 5.9 atmosphere then partial pressure of hydrogen will be

Question No : 14
Which of the following is correct ?