Atoms, elements, compounds and mixtures lesson
A KS3 lesson looking at the difference between atoms, elements, compounds and mixtures, how to represent elements as symbols and interpreting the numbers of atoms and elements in a chemical compound. The lesson features:
-An engaging starter task using a video to ascertain students prior ideas around what elements are (Daniel Radcliffe singing 'the elements song')
-Key term and definition match
- Quick multiple choice questions to assess student understanding
- A task using sweets to model atoms, elements, compounds and mixtures including an opportunity for students to explain their arrangements
- A worksheet requiring students to recognise atoms, elements, compounds and mixtures
-An activity to help students recognise element symbols on the periodic table
An activity to practice recognising numbers of atoms and elements in chemical formulae





