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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

Which practical step in a kinetics experiment reduces random errors from heat loss when measuring temperature changes?
Which experimental change would most directly decrease activation energy for a reaction?
Which statement about orientation in collisions is true?
Which of the following best explains why a finely powdered solid reacts faster than the same solid in large lumps?
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 factor does NOT affect the collision frequency for gas-phase reactants in the same container?
Which statement best describes collision theory?
How does increasing pressure affect the rate of reaction for gases when other conditions are constant?
When two reactant molecules need a specific alignment to react, what term describes the proportion of collisions that have the correct orientation?
Which description fits a reaction with a high activation energy compared with another reaction at the same temperature?
Which of the following best describes why catalysts do not change the position of equilibrium?