Choose the correct answer from the options given below:
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| List $I$ | List $II$ |
| $A$ van't Hoff factor, $i$ | $I$ Cryoscopic constant |
| $B$ $k _{ f }$ | $II$ Isotonic solutions |
| $C$ Solutions with same osmotic pressure | $III$ $\frac{Normal\,molar\,mass}{Abnormal\,molar\,mass}$ |
| $D$ Azeotropes | $IV$ Solutions with same composition of vapour above it |
Choose the correct answer from the options given below :
| Column $-I$ | Column $-II$ | ||
| $(a)$ | $[Pt(NH_3)_3Cl]Br$ | $(P)$ | Coordination isomerism |
| $(b)$ | $[Cr(NH_3)_5(NCS)]^{+2}$ | $(Q)$ | Ionisation isomerism |
| $(c)$ | $[Co(H_2O)_6]Cl_3$ | $(R)$ | Linkase isomerism |
| $(d)$ | $[PtCl_4] [Pt(NH_3)_4]$ | $(S)$ | Hydrated isomerism |