Rates of ReactionLow Exam FrequencyAQA

Rates & Collision Theory

Revise Rates & Collision Theory in Rates of Reaction for GCSE Chemistry with 25 exam-style questions and 16 flashcards. This topic appears less often, but it can still pick up marks when it appears in mixed-topic papers.

Sample Flashcards

What is rate of reaction?
How quickly reactants are used up or products are formed
What are the units for rate?
g/s, cm³/s, or mol/s

Exam questions for Rates & Collision Theory

According to collision theory, which of the following must happen for a chemical reaction to take place?

  • A. Particles must dissolve in water
  • B. Particles must collide with sufficient energy
  • C. Particles must be heated to 100 degrees C
  • D. Particles must be in the liquid state
1 markfoundation

Explain, using collision theory, why increasing the concentration of a reactant solution increases the rate of reaction.

2 marksstandard

Want more? See all GCSE Chemistry exam questions by paper with full model answers and mark schemes.

25

exam-style questions

16

revision flashcards

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