Chemistry A-Level
Isotopic abundance
What Isotopic abundance means in Chemistry A-Level, as defined for OCR.
Definition of Isotopic abundance
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Reference: OCR
The relative amount of each isotope of an element, given as fractions or percentages and used to weight each isotope mass in the calculation.
Topics that use Isotopic abundance
- Atomic structure and isotopes (OCR A-Level)
Related terms
- atomic number
- Calculation accuracy
- isotopes
- Isotopic abundance and its effect on the mean
- mass number
- Molecular versus ionic substances
- Relative atomic mass
- Relative atomic mass as a weighted mean
Using Isotopic abundance in the exam
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