Who? For those teaching the new Chemistry/ Combined Science GCSE (2016). Also for those of you requiring a clear and simple worksheet for your students to begin to independently derive simple ionic formulae. This activity will build confidence and reinforce understanding that charges must balance when creating ionic compounds.
What? This worksheet requires students to theoretically bond positive and negative ions together to generate simple formulae. (There is scope to extend this activity and introduce multi-element ions (there is one example in this activity with the OH ion). A selection of possible answers are provided on the second sheet of the resource.
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