Class 11Chemistry8-3.Organic Chemistry : Purification and characterizationPurification of Organic Compounds
MediumThe mixture of compounds $A$ and $B$ is passed through a column of $Al_2O_3$ by using alcohol as eluant. Compound $A$ is eluted in preference to compound $B$. Which of the compounds $A$ or $B$ is more readily adsorbed on the column?
- A$A$
- B$B$
- CBoth $A$ and $B$ are adsorbed equally
- DNeither $A$ nor $B$ is adsorbed
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Similar Questions
Which technique among the following is most appropriate for the separation of a mixture of $100 \ mg$ of $p-$nitrophenol and picric acid?
Which of the following compounds can be separated by the steam distillation method?
Difficult
View SolutionMatch List-$I$ with List-$II$.
List-$I$ (Purification technique) List-$II$ (Used to separate) $A$. Simple distillation $I$. Steam volatile compound $B$. Fractional distillation $II$. Two liquids with large difference in boiling points $C$. Steam distillation $III$. Liquid decomposing at its boiling point $D$. Distillation under reduced pressure $IV$. Two liquids with close boiling points
| List-$I$ (Purification technique) | List-$II$ (Used to separate) |
| $A$. Simple distillation | $I$. Steam volatile compound |
| $B$. Fractional distillation | $II$. Two liquids with large difference in boiling points |
| $C$. Steam distillation | $III$. Liquid decomposing at its boiling point |
| $D$. Distillation under reduced pressure | $IV$. Two liquids with close boiling points |
The best and latest technique for isolation,purification and separation of organic compounds is:
Easy
View SolutionThe fragrance of flowers is due to the presence of some steam-volatile organic compounds. These compounds are known as essential oils. At room temperature,these oils are insoluble in water but are miscible with water vapor. Name the suitable method for the extraction of these oils from flowers.
Easy
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