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Tutor HuntTest QuestionsChemistry QuestionsYear 10 Chemistry Questions

 

Collision Theory And Activation Energy (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'Collision Theory And Activation Energy' from the broader topic The Rate And Extent Of Chemical Change. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

What effect does increasing temperature have on the Maxwell–Boltzmann distribution of molecular energies?
Which factor changes the proportion of collisions having energy equal to or greater than the activation energy most directly?
Which experimental change would most directly decrease activation energy for a reaction?
Which factor does NOT affect the collision frequency for gas-phase reactants in the same container?
A student measures rate as volume of gas produced per second. Which change to the apparatus gives a more accurate measurement of small volumes collected?
Which of the following best describes why catalysts do not change the position of equilibrium?
Which graph feature on a reaction profile represents the activation energy?
How does adding a catalyst change a reaction profile diagram?
Which of the following best explains why a finely powdered solid reacts faster than the same solid in large lumps?
Which practical step in a kinetics experiment reduces random errors from heat loss when measuring temperature changes?
Which quantity is called the activation energy of a reaction?