C1.6 Plant Oils Flashcards Preview

GCSE Chemistry > C1.6 Plant Oils > Flashcards

Flashcards in C1.6 Plant Oils Deck (9):
1

How can we extract vegetable oils?

With steam or crushing the seeds from the plant

2

Describe the process of distillation

Plants are put in water and boiled, the oil and water evaporate together and are condensed and collected. The water and other impurities are removed to leave the pure oil.

3

What do all vegetable oils contain?

hydrocarbons

4

Is the boiling point of water higher or lower than vegetable oil?

lower

5

what is an emulsion?

a mixture of liquids that don't dissolve (water and oil)

6

what is an emulsifier?

a substance that helps keep the insoluable liquids together so that they don't separate into layers

7

Uses of emulsions

in mayonnaise, milk, ice cream, cosmetics, paint

8

what vitamin can you recieve from eating vegetable oil?

E

9

Pros to having vegetable oil

reduce chance of heart disease, clear your arteries, lower choloestrol, good source of vitamin e