Purifying an organic liquid Flashcards
1
Q
What glassware is used to purify an organic liquid product?
A
Separating funnel
2
Q
What are the two layers called in the separating funnel?
A
Aqueous layer and organic layer
3
Q
Which layer will be at the bottom?
A
The layer with the greater density
4
Q
How would you remove acidic impurities?
A
By mixing sodium hydrogen carbonate solution and shaking well (remember to remove the stopper otherwise the pressure could build up)
5
Q
How could you ‘dry’ the crude product?
A
Using an anyhdrous salt such as sodium sulfate or calcium chloride
6
Q
If you cannot separate you products because they are no immiscible how could you separate them once dryed?
A
By distillation
