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CP6: Investigating Reaction Rates

Investigate the effects of changing conditions (temperature, concentration, surface area) on the rate of a chemical reaction

Required PracticalEdexcelGCSE

๐Ÿ”ฌ Equipment Required

  • Marble chips (calcium carbonate) of different sizes
  • Dilute hydrochloric acid (different concentrations)
  • Conical flask
  • Delivery tube and bung
  • Gas syringe or measuring cylinder and trough
  • Stopwatch
  • Balance
  • Thermometer
  • Water bath

๐Ÿฆบ Safety Precautions

  • Wear safety glasses
  • Take care with acids - corrosive
  • Gas produced (COโ‚‚) can cause asphyxiation in enclosed spaces
  • Take care with hot water
  • Ensure gas collection apparatus is secure

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About CP6: Investigating Reaction Rates

CP6: Investigating Reaction Rates is a required practical for Edexcel GCSE Chemistry. This practical investigate the effects of changing conditions (temperature, concentration, surface area) on the rate of a chemical reaction

Students are expected to understand the method, identify and control variables, use appropriate equipment, analyse results, draw graphs, identify sources of error, suggest improvements, and consider safety precautions.

Questions on required practicals frequently appear in Edexcel GCSE Chemistry exams and can be worth significant marks. Practice with our AI-generated questions to master this practical.

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