Combined Science GCSE
Experimental comparison
What Experimental comparison means in Combined Science GCSE, as defined for AQA.
Definition of Experimental comparison
Check what you remember
Read the wording for your board, then hide it and explain Experimental comparison in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Comparing how vigorously different metals react with water or dilute acid, or comparing displacement reactions, to deduce reactivity.
Topics that use Experimental comparison
- The reactivity series (AQA GCSE)
Related terms
- Experimental observation of metal reactions
- Ion formation
- Observation as evidence
- Oxidation and electron loss
- Ranking and ordering
- Reactivity series
- Displacement of hydrogen from dilute acids
- Displacement reactions
Using Experimental comparison in the exam
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