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प्रश्न
Why dextro and laevo rotatory isomers of Butan-2-ol are difficult to separate by fractional distillation?
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उत्तर
Dextro and laevorotatory isomers of butane-2-ol are difficult to separate by fractional distillation because of no difference in boiling points of these two rotatory isomers.
\[\begin{array}{cc}
\phantom{.......}\ce{OH}\\
\phantom{.....}|\\
\ce{\underset{\text{Butan-2-ol}}{CH3-CH2-CH-CH3}}
\end{array}\]
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संबंधित प्रश्न
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Match the pairs in column I (pairs of isomers) and column II (types of isomers)
| Column I (Pairs of isomers) |
Column II (Types of isomers) |
| (A) [Cr(H2O)5Cl]Cl2.H2O and [Cr(H2O)4Cl2]Cl.2H2O | (i) Ionization isomers |
| (B) [Co(en)2(NO2)2]+ and [Co(en)2(ONO2)]+ | (ii) Hydrate isomers |
| (C) [Co(NH3)6] [Cr(CN)6] and [Cr(NH3)6] [Co(CN)6] | (iii) Linkage isomers |
| (D) [Pt(NH3)4Cl2] Br2 and [Pt(NH3)4Br2]Cl2 | (iv) Coordination isomers |
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