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Rates & Equilibrium

VCAA 2020 - Question 9 (Rates of Reaction) - Chemistry Exam Walk-through

14:42VCAA exam walkthroughIntroductory

This VCAA exam walkthrough analyses Question 9 (Rates of Reaction) - Exam Walk-through, focusing on Concentration and reaction rate and Temperature and reaction rate and assessment technique. It helps students predict the effect of concentration, temperature, surface area and catalysts and explain rate changes using collision theory.

Concentration and reaction rateTemperature and reaction rateSurface area and reaction rateVCAA exam walkthroughsCollision theoryVCAAIndependent variableDependent variableExperiment

Learning goals

What you should be able to do

  • predict the effect of concentration, temperature, surface area and catalysts
  • explain rate changes using collision theory
  • identify independent, dependent and controlled variables
  • interpret command terms and question requirements
  • show complete working in an exam response

Curriculum links

VCE Chemistry connections

  • Unit 3, Area of Study 2Rates of chemical reactions
  • Unit 4, Area of Study 3Investigation design
  • Unit 2, Area of Study 3Investigation design
  • Unit 3, Area of Study 2Extent of chemical reactions