JEE MAIN - Chemistry (2024 - 31st January Evening Shift - No. 16)
The fragrance of flowers is due to the presence of some steam volatile organic compounds called essential oils. These are generally insoluble in water at room temperature but are miscible with water vapour in vapour phase. A suitable method for the extraction of these oils from the flowers is -
distillation
steam distillation
distillation under reduced pressure
crystallisation
Explanation
Steam distillation technique is applied to separate substances which are steam volatile and are immiscible with water.
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