Chemistry A-Level
Half-cells and electrodes
What Half-cells and electrodes means in Chemistry A-Level, as defined for OCR.
Definition of Half-cells and electrodes
Check what you remember
Read the wording for your board, then hide it and explain Half-cells and electrodes in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Each half-cell is prepared by dipping a clean metal electrode into a solution of its own ions, for example a copper electrode in copper(II) sulfate solution.
Topics that use Half-cells and electrodes
- Use of apparatus and techniques (OCR A-Level)
Related terms
- Calculating and interpreting the titre
- Cation tests with sodium hydroxide
- Clock reaction
- Collecting data over time to determine rate
- Condenser water flow and safety
- Continuous monitoring method
- Controlling variables to isolate concentration effects
- Correct reading technique for scales
Using Half-cells and electrodes 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 Chemistry questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Chemistry A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge