Chem4 june 2012

HideShow resource information
Name the type of reaction between the polyester and the aqueous sodium hydroxide. Explain why the aqueous sodium hydroxide reacted with the polyester.
Hydrolysis; δ+ C in polyester; reacts with OH-
1 of 5
Give two industrial advantages of using ethanoic anhydride rather than enthanoyl chloride.
Less corrosive; Less vulnerable to hydrolysis; Less dangerous to use; Less violent due to less exothermic reaction; Does not produce toxic fumes; Less volatile
2 of 5
How is a ketone separated from an alcohol using chromatography?
Ketone is less polar; So has less affinity for stationary phase
3 of 5
,
,
4 of 5
,
,
5 of 5

Other cards in this set

Card 2

Front

Give two industrial advantages of using ethanoic anhydride rather than enthanoyl chloride.

Back

Less corrosive; Less vulnerable to hydrolysis; Less dangerous to use; Less violent due to less exothermic reaction; Does not produce toxic fumes; Less volatile

Card 3

Front

How is a ketone separated from an alcohol using chromatography?

Back

Preview of the front of card 3

Card 4

Front

,

Back

Preview of the front of card 4

Card 5

Front

,

Back

Preview of the front of card 5

Comments

No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all Amines and azo dyes resources »