Revision notes topic questions past papers

TEMP (

O

C)

TIME TO DISSOLVES (S)

10

20

30

40

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7 CHEMICAL REACTIONS

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CIE IGCSE Chemistry Revision Notes

CIE IGCSE Chemistry Resources

REVISION NOTES      TOPIC QUESTIONS      PAST PAPERS

7.1.2  RATE (SPEED) OF REACTION cont...

Result:

•  With an increase in the temperature, the rate of reaction will increase

•  This is because the particles will have more kinetic energy than the required 

activation energy, therefore more frequent and successful collisions will occur, 

increasing the rate of reaction

Effect of a Catalyst on the Rate of Reaction:

Diagram showing the apparatus needed to investigate the effect  

of a catalyst on the rate of reaction

EXTENDED ONLY cont...

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2 ORGANISATION OF THE ORGANISM

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