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Chemical kinetics

Iodine clock reaction

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This Smart Worksheet guides students through the iodine clock reaction (persulfate variation) in the context of chemical kinetics. It covers concepts from reaction rate calculating and using experimental data to determine reaction order, to activation energy

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Learning outcomes

  • Calculate the orders of reaction with respect to persulfate and iodide.
  • Calculate the rate constant of the iodine clock reaction using the reaction orders.
  • Calculate the activation energy of the iodine clock reaction using data from experiments run at different temperatures.
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Skills

Interpreting and Analysing Data

  • How to calculate rate reactions from concentrations and time
  • How to calculate reaction order and rate constant
  • How to calculate activation energy from an Arrhenius plot

Concepts, Principles and Theories

  • How to use the iodine clock reaction
  • How to derive the linearised form of the Arrhenius equation

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Prof. Dudley Shallcross
Professor of Atmospheric Chemistry, University of Bristol

“Students welcome the opportunity to repeat calculations with different data to test their understanding of the material. Student feedback on courses that I teach that use Smart Worksheets, always highlight this as a very positive aspect.”

Details

Degrees

Chemistry

Modules

Preparative chemistry
Analytical chemistry

Topic

Chemical kinetics

Purchase option

The Smart Worksheet Library

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