MCQ
The $IUPAC$ name of given is :
- ✓cis-cis$-9, 12-$ octadecandienoic acid
- Bcis-trans$-9,12-$ octadecan dienoic acid
- C$9,10-$ octa decadienoic acid
- D$9,14-$ octa decadienoic acid
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(Given $R =0.082\,L\,atm\,K ^{-1}\,mol ^{-1}$ )
| Item $-I$ (Mixture) | Item $-II$ (Separation method) |
| $(a)$ $H_2O :$ Sugar | $p.$ Sublimation |
| $(b)$ $H_2O :$ Aniline | $q.$ Recrystallization |
| $(c)$ $H_2O :$ Toluene | $r.$ Stem distillation |
| $s.$ Differential extraction |
| 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 |
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