$A$ liquid contains a non-volatile impurity. Which technique will be applied for its purification?

Chromatography is used for the purification of which of the following?

The 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.

Write about column chromatography.

In the differential extraction method using a separating funnel,two layers are formed. What is the difference in the mixture before shaking the solution and at the end of the process?

Which of the following compounds is used as an adsorbent in column chromatography?