MCQ
The extent of ionization increases
- AWith the increase in concentration of solute
- ✓On addition of excess water to solution
- COn decreasing the temperature of solution
- DOn stirring the solution vigorously
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|
LIST $I$ (Precipitating reagent and conditions) |
LIST $II$ (Cation) |
| $A$ $\mathrm{NH}_4 \mathrm{Cl}+\mathrm{NH}_4 \mathrm{OH}$ | $I$ $\mathrm{Mn}^{2+}$ |
| $B$ $\mathrm{NH}_4 \mathrm{OH}+\mathrm{Na}_2 \mathrm{CO}_3$ | $II$ $\mathrm{Pb}^{2+}$ |
| $C$ $\mathrm{NH}_4 \mathrm{OH}+\mathrm{NH}_4 \mathrm{Cl}+\mathrm{H}_2 \mathrm{~S}$ gas | $III$ $\mathrm{Al}^{3+}$ |
| $D$ dilute $\mathrm{HCl}$ | $IV$ $\mathrm{Sr}^{2+}$ |
Choose the correct answer from the options given below:
$H _2 O ( g ) \rightarrow H _2( g )+\frac{1}{2} O _2( g )$
The percent of water decomposing at $2300\,K$ and $1\,bar$ is $...........$ (Nearest integer).
Equilibrium constant for the reaction is $2 \times 10^{-3}$ at $2300\,K$