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Core practicals (or PAGS) are a specific set of practicals you will have seen/done over the Chemistry GCSE. Different to common practicals however, these are practicals you need to be able to describe in more depth, as you could be asked questions specifically about them in your exams.
Core practicals (or PAGS) are a specific set of practicals you will have seen/done over the Chemistry GCSE. Different to common practicals however, these are practicals you need to be able to describe in more depth, as you could be asked questions specifically about them in your exams.
CLICK ON THE PRACTICAL BELOW FOR MORE INFORMATION AND RESOURCES
CLICK ON THE PRACTICAL BELOW FOR MORE INFORMATION AND RESOURCES
This PAG is in PAPER 1
Prepare, with the appropriate apparatus and techniques, a pure, dry sample of a soluble salt from an insoluble carbonate or oxide and an acid.
This PAG is in PAPER 1
Finding the concentration of an acid or alkali using a two-tone indicator
This PAG is in PAPER 1
Carrying out the electrolysis of aqueous solutions of salts and predicting/testing what products are produced at each electrode
This PAG is in PAPER 1
Accurately measuring the temperature change of a reaction between a solution and a solid powder or two solutions with a thermometer and a polystyrene cup
This PAG is in PAPER 2
Investigate how changes in concentration affect rates of reaction using a method involving measuring the volume of a gas produced and a method involving a change in colour or turbidity (cloudiness)
This PAG is in PAPER 1 & PAPER 2
Carrying out a paper chromatography for coloured chemicals, identifying unknown chemicals, identifying chemicals in a mixture and calculating Rf values for chromatogram spots
This PAG is in PAPER 2
Carrying out gas tests, flame tests and precipitate tests for: positive metal ions, halide ions, sulfate ions and carbonate ions
This PAG is in PAPER 2
Testing the purity of water using pH indicator paper. Finding the mass of impure solid dissolved in water by crystallization and boiling off the water completely.
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