Chemistry 1 - Plant oils

For chemistry 1 unit 6-Plant oils,GCSE,AQA.

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Oil extracted from plants.
Vegetable Oil
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plant oil whose molecules contain atleast one carbon-carbon double bond.
Unsaturated Oil
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The process of reacting plant oils with hydrogen to raise their melting point.This is used to make spreadable margarine.
Hardening
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A mixture of liquids that do not dissolve in each other.
Emulsion
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A substance which helps keep immiscible liquids (e.g. oil and water) mixed so that they do not separate out into layers.
Emulsifier
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The water-loving part of an emulsifier molecule.
Hydrophilic
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The water-hating hydrocarbon part of an emusifier molecule.
Hydrophobic
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A substance added to a food in order to preserve it or improve its taste, texture or appearance.
Food Additive
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Number assigned to a food additive that has been approved for use in Europe. It is displayed on food packaging.
E numbers
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Other cards in this set

Card 2

Front

plant oil whose molecules contain atleast one carbon-carbon double bond.

Back

Unsaturated Oil

Card 3

Front

The process of reacting plant oils with hydrogen to raise their melting point.This is used to make spreadable margarine.

Back

Preview of the front of card 3

Card 4

Front

A mixture of liquids that do not dissolve in each other.

Back

Preview of the front of card 4

Card 5

Front

A substance which helps keep immiscible liquids (e.g. oil and water) mixed so that they do not separate out into layers.

Back

Preview of the front of card 5
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