1. © SLSS Science Limerick Education Centre Titration Colour Changes

2. © SLSS Science Limerick Education Centre Acid/ Base Titrations HCl Na 2 CO 3 Red Hydrochloric Acid v Sodium carbonate Indicator:- Methyl Orange

3. © SLSS Science Limerick Education Centre CH 3 COOH NaOH Acid/ Base Titrations Ethanoic Acid v Sodium Hydroxide Indicator:- Phenolphthalein Colourless

4. © SLSS Science Limerick Education Centre Redox Titrations Potassium Permanganate v Ammonium Iron (II) Sulphate KMnO 4 (NH 4 ) 2 SO 4.Fe(ll)SO 4 Indicator:- Potassium Permanganate Persisting Pale Pink

5. © SLSS Science Limerick Education Centre Edta Titration Hard Water (Ca ++) v Edta Indicator:- Eriochrome Black T Blue Red edta

6. © SLSS Science Limerick Education Centre Redox Titrations Iodine v Thiosulphate Indicator:-Starch I 2 Soln. Brown I 2 Soln. Pale Yellow Add Starch Blue Black Colourless End Point

7. © SLSS Science Limerick Education Centre Summary Hydrochloric Acid v Sodium carbonate Indicator Methyl Orange orange to red

8. © SLSS Science Limerick Education Centre Ethanoic Acid v Sodium Hydroxide IndicatorPhenolphthalein Pink to Colourless

9. © SLSS Science Limerick Education Centre Potassium Permanganate v Ammonium Iron (II) Sulphate Indicator KMnO4 is it’s own Indicator Colourless to Permanent Pink Tinge (Persistant Pink)

10. © SLSS Science Limerick Education Centre Hard Water (Ca++) v Edta IndicatorEriochrome Black T Red to Blue

11. © SLSS Science Limerick Education Centre Iodine v Thiosulphate IndicatorStarch indicator Brown to Pale Yellow to Blue/black to Colourless