Cry continued Flashcards
1
Q
Purpose of crystallization
A
Get rid of impurities
2
Q
What are 2 types of impurities
A
Those tgat are too soluble in the solvent chosen for cry
2. Those that are insoluble that will be filtered out
3
Q
The compound is dissolved in
A
Minimum amount of hot solvent
4
Q
A solvent can be heated and added or one can also dissolve a
A
Small quality of material to solvent. Heat it up, add some more and continue until solvent cab take up no more
5
Q
Decolorizing- color due to impurities cab be
A
Removed
6
Q
Decantation is
A
The liquid cab be decanted if the solid particles arenlarge
7
Q
Gravity filtration can be used to
A
Remove fine impure or charcoal
8
Q
Crystallization should not be done in
A
Beakers
