Predicting ion charges from group number
What Predicting ion charges from group number means in Combined Science GCSE, as defined for AQA.
Definitions of Predicting ion charges from group number
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Predicting ion charges from group number in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Ion charges can be deduced from group number alone for these groups, without writing full electron configurations.
The group number can be used to predict the charge for these groups without recalling each ion individually.
Topics that use Predicting ion charges from group number
- Ionic bonding (AQA GCSE)
Related terms
- Charge and notation
- Charges
- Electron loss and gain to achieve full outer shells
- Electron transfer
- Electron transfer and ion formation
- Electron transfer between metal and non-metal atoms
- Full outer shells and noble gas electron configurations
- Group number and ion charge
Using Predicting ion charges from group number in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Combined Science questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge