Chemistry A-Level
calibration curve
What calibration curve means in Chemistry A-Level, as defined for AQA.
Definition of calibration curve
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Reference: AQA
A plot of absorbance against concentration, made from standard solutions of known concentration, which should be a straight line through the origin.
Topics that use calibration curve
- Formation of coloured ions (A-level only) (AQA A-Level)
Related terms
- absorption of visible light
- absorption spectrum
- colour changes on adding reagents
- complementary colour
- filter selection
- ground state and excited state
- size of the d orbital gap
- standard solutions
Using calibration curve in the exam
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