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Describe how you can extract coloured substances from plants.

      

Describe how you can extract coloured substances from plants.

  

Answers


sharon
Select brightly coloured flowers, such as the purple and red bougainvillaea, or coloured
leaves. Squeeze or grind one of the coloured flowers or leaves in a mortar with a mixture
made of 2 mL acetone and 2 mL ethanol. By this means the colouring matter will be
extracted into the solvent. Filter and collect the filtrate. Repeat this experiment with one
or two other flower colours.
sharon kalunda answered the question on April 12, 2019 at 07:52


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