Pearson Edexcel IAL Chemistry 2.3 Atomic number & mass number
Practise interpreting atomic number and mass number from isotope notation and linking them to element identity.
- Syllabus
- First assessment 2019
- Course
- Chemistry YCH11
- Level
- AS
Exam points
- read isotope notation to identify mass number, atomic number or element symbol
- use atomic number and mass number to distinguish proton and nucleon counts
