How to make an acid/base rainbow

Make an Acid/Base Rainbow

8
STEPS
TOOLS

Boil 160 ml of water. It will take a while, so be patient.

Boil 160 ml of water. It will take a while, so be patient.

Be sure to have the Cabbage on hold.

Be sure to have the Cabbage on hold.

Once it bubbles a lot, add the cabbage. It'll begin to turn blue. Then darker and darker.

Once it bubbles a lot, add the cabbage. It'll begin to turn blue. Then darker and darker.

This is what happened to my friends'. It went very very dark.

This is what happened to my friends'. It went very very dark.

This is our first material. Let's see what colour it turns!

This is our first material. Let's see what colour it turns!

This was our "Rainbow"

This was our "Rainbow"

  • Red Cabbage
  • Toilet Cleaner
  • Soda Water
  • Sterilising Fluid
  • Vinegar
  • Hand wash
  • Washing Soda
  • Stomach Acid/ Hydrochloric Acid
  • Bicarbonate of Soda
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