If insoluble and soluble impurities are present in a sample, then the correct procedure purifying the desired compound by recrystallization is: 1. 2. 3. 4. 5. 6. 7. 8. 9. - 2 3 4 5 6 ∞o σi Record the mass to determine the % recovery Let the solid dry Choose a suitable solvent Perform a hot filtration to remove the insoluble impurities Heat up the solution until all the sample is dissolved Use a cold bath to encourage further crystallization of the pure solid. Let the filtrate cool down slowly to crystallize the pure solid Add the solvent to the sample and mix at room temperature Perform a cold filtration to recover the pure solid
If insoluble and soluble impurities are present in a sample, then the correct procedure purifying the desired compound by recrystallization is: 1. 2. 3. 4. 5. 6. 7. 8. 9. - 2 3 4 5 6 ∞o σi Record the mass to determine the % recovery Let the solid dry Choose a suitable solvent Perform a hot filtration to remove the insoluble impurities Heat up the solution until all the sample is dissolved Use a cold bath to encourage further crystallization of the pure solid. Let the filtrate cool down slowly to crystallize the pure solid Add the solvent to the sample and mix at room temperature Perform a cold filtration to recover the pure solid
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:If insoluble and soluble impurities are present in a sample, then the correct procedure purifying the desired compound by recrystallization is:
1.
2.
3.
4.
5.
6.
7.
8.
9.
- 2 3 4 5 6 ∞o σi
Record the mass to determine the % recovery
Let the solid dry
Choose a suitable solvent
Perform a hot filtration to remove the insoluble impurities
Heat up the solution until all the sample is dissolved
Use a cold bath to encourage further crystallization of the pure solid.
Let the filtrate cool down slowly to crystallize the pure solid
Add the solvent to the sample and mix at room temperature
Perform a cold filtration to recover the pure solid
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