KS5 Chemistry:  Percentage Yield and Atom Economy (AS Level)

Whole lesson including starter activity, mini AfL work tasks with answers, main work tasks with answers for a KS5 lesson on percentage yield and atom economy

By the end of the lesson students should be able to:

  1. Know how to balance symbol equations
  2. Calculate atom economy and percentage yield from balanced symbol equations
  3. Calculate the masses and moles of products or reactants from balanced symbol equations

Students will be able to take rich notes on percentage yield and atom economy, building on their KS4 knowledge on this topic

The teacher will be able to quickly assess students’ understanding of the how to calculate percentage yield and atom economy by carrying our mini AfL tasks either on mini white boards or in students’ books

The lesson ends with a main work task for students to complete. Students will be able to self or peer assess their answers to this task using the detailed answers provided

Save for later
  • Answers-to-worksheet-on-percentage-yield-and-atom-economy.pptx
  • Percentage-Yield-and-atom-economy.pptx
  • Worksheet-on-Percentage-Yield-and-Atom-Economy.docx

About this resource


Created: Nov 25, 2018

Updated: Mar 9, 2019


pptx, 590 KB


Whole lesson

pptx, 153 KB



docx, 656 KB


Report a problem

Tes Paid Licence

How can I re-use this?