Unit 1 Retake

  • Created by: Hannah
  • Created on: 01-01-13 13:12
What is the chemical test for Proteins?
Biuret Test- 1)alkaline solution, add sodium hydroxide 2)add copper sulfate
1 of 6
What colour will the solution turn if proteins are present?
PURPLE layer will form, if no protein the solution will stay BLUE
2 of 6
What is the chemical test for Starch?
Iodine Test- 1)add Iodine dissolved in potassium iodide solution
3 of 6
What colour will the solution turn if Starch is present?
Browny orange to BLUE/BLACK colour.
4 of 6
What chemical test for lipids?
Emulsion test- 1)add ethanol and shake 2)pour into water
5 of 6
What colour will the solution turn if lipids are present?
Milky white colour.
6 of 6

Other cards in this set

Card 2

Front

What colour will the solution turn if proteins are present?

Back

PURPLE layer will form, if no protein the solution will stay BLUE

Card 3

Front

What is the chemical test for Starch?

Back

Preview of the front of card 3

Card 4

Front

What colour will the solution turn if Starch is present?

Back

Preview of the front of card 4

Card 5

Front

What chemical test for lipids?

Back

Preview of the front of card 5
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