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WorksheetsCW9: Exothermic and Endothermic reactions
Total questions: 10
Worksheet time: 5mins
What type of reaction is shown in this energy profile diagram
Exothermic
Endothermic
What type of reaction is shown in the energy profile diagram attached?
Exothermic
Endothermic
Activation Energy
Products
What does 'A' represent on the energy profile diagram attached?
Products
Energy lost
Activation Energy
Overall change in energy
What does 'X' represent in the energy profile shown here?
Energy
Products
Reactants
Reaction progess (time)
What does 'Z' represent in the energy profile shown here?
Reactants
Energy
Activation energy
Products
What does 'W' represent in the energy profile diagram shown?
Energy
Reactants
Products
Activation energy
What does 'Q' represent in the energy profile shown here?
Energy
Reaction rate (time)
Reactants
Activation energy
An instant icepack is an example of what type of reaction?
Endothermic
Exothermic
Acid base
Neutralisation
Burning a match is an example of what type of reaction?
Endothermic
Exothermic
Neutralisation
Physical
What effect will a catalyst or enzyme have on a reaction?
Reduce the activation energy required
Increase the activation energy required
No effect
Increase the time taken to react
