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Recrystallization interview questions
Recrystallization interview questions
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Total Questions: 5
1. Which of the following is not a common method used for purification?
A. Sublimation
B. Crystallisation
C. Electrolysis
D. Chromatography
Show Correct Answer
Correct Answer is :
Electrolysis
2. Crystallisation is based on the
A. Difference in melting point
B. Difference in boiling point
C. Difference in pressure
D. Difference in solubility
Show Correct Answer
Correct Answer is :
Difference in solubility
3. Which of the following is the example of crystallisation process?
A. Purification of alum
B. Purification of sea water
C. Separation of gases from air
D. None of the mentioned
Show Correct Answer
Correct Answer is :
Purification of alum
4. At room temperature, the impure compound in crystallisation is
A. Soluble
B. Sparingly soluble
C. Insoluble
D. None of the mentioned
Show Correct Answer
Correct Answer is :
Sparingly soluble
5. Which of the following is known as mother liquor?
A. Solvent
B. Solute
C. Solution
D. Filtrate
Show Correct Answer
Correct Answer is :
Filtrate
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