MCQ
The compound with the highest boiling point is
- A$C{H_4}$
- ✓$C{H_3}OH$
- C$C{H_3}Cl$
- D$C{H_3}Br$
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Statement $(I)$ : The $4 \mathrm{f}$ and $5 \mathrm{f}$ - series of elements are placed separately in the Periodic table to preserve the principle of classification.
Statement $(II)$ :$S$-block elements can be found in pure form in nature. In the light of the above statements, choose the most appropriate answer from the options given below :
|
List$-I$ (Metal Ion) |
List$-II$ (Group in Qualitative analysis) |
| $(a)$ ${Mn}^{2+}$ | $(i)$ Group $- III$ |
| $(b)$ ${A} {s}^{3+}$ | $(ii)$ Group $- IIA$ |
| $(c)$ ${Cu}^{2+}$ | $(iii)$ Group $- IV$ |
| $(d)$ ${Al}^{3+}$ | $(iv)$ Group $- IIB$ |
Choose the most appropriate answer from the options given below :


where $K_c$ is the equilibrium constant