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Short · Solutions, Water, Acids & Bases

Homemade chemical reactions - red cabbage indicator

0:41Practical demonstrationIntroductory

This Short demonstrates a homemade red-cabbage acid–base indicator and compares the colour changes produced by common household substances.

Indicators, neutralisation & titrationsDemonstrations & data interpretationShort videoAcid-base indicatorNeutralisationTitrationEquivalence pointDemonstration

Learning goals

What you should be able to do

  • describe how an acid–base indicator changes colour
  • use indicator observations to compare acidic and basic substances

Curriculum links

VCE Chemistry connections

  • Unit 2, Area of Study 1Acid-base (proton transfer) reactions

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