Essential Chemistry for IGCSE - Particles And Purification (Section 10 - No. 42)
Which of the following characteristics describe ideal solvents for recrystallization?
The compound is soluble when hot
The impurities are insoluble at all temperatures
The compound is insoluble when cold
The solvent has a low boiling point
Explanation
For successful recrystallization, the compound should dissolve in hot solvent and precipitate from cold solvent.
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