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Questions and Answers
What is the purpose of recrystallization?
What is the purpose of recrystallization?
- To dissolve polar compounds
- To react with the compound being purified
- To increase the purity of a compound (correct)
- To decrease the boiling point of a compound
What characteristics should a suitable recrystallization solvent have?
What characteristics should a suitable recrystallization solvent have?
- It should have a boiling point above the melting point of the compound being purified
- It should not react with the compound being purified (correct)
- It should be non-polar
- It should be highly toxic
What is the relationship between the polarity of a compound and the polarity of a solvent in recrystallization?
What is the relationship between the polarity of a compound and the polarity of a solvent in recrystallization?
- Non-polar compounds dissolve in non-polar solvents
- Non-polar compounds dissolve in polar solvents
- Polar compounds dissolve in polar solvents (correct)
- Polar compounds dissolve in non-polar solvents
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