A brilliant, well-illustrated, clear and varied worksheet that works well as starter, plenary or as a chunk of the main body of lesson.

Suitable for GCSE or IGCSE Chemistry, Science (Double Award) or Science (Single Award), this resource covers:

1. The differences between elements and compounds in terms of physical structure (represented by diagrams), ease of separation and reactivity
2. Groups and periods in the periodic table, and how they relate to valence electron and shell number

Comes complete with answers. Great for peer or self-assessment.

Included in this pack are both the word doc (which you can edit) and pdf versions.