Chemistry A-Level
Half-cell construction
What Half-cell construction means in Chemistry A-Level, as defined for OCR.
Definition of Half-cell construction
Check what you remember
Read the wording for your board, then hide it and explain Half-cell construction in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A metal or non-metal in contact with its own ions in aqueous solution, where the aqueous ions are supplied by a solution of a soluble salt of that element.
Topics that use Half-cell construction
- Redox and electrode potentials (OCR A-Level)
Related terms
- Applying familiar redox method to unfamiliar systems
- Concentration effects
- Dynamic equilibrium at electrodes
- Electrode potential and equilibrium
- Electron transfer
- Electron transfer in redox
- feasibility prediction
- Fuel cell
Using Half-cell construction 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