Relative Atomic Mass Worksheet (AQA, GCSE)

Resource description

This worksheet is designed to help GCSE Chemistry students practise calculating relative atomic mass using isotopic abundances.

The resource follows the AQA GCSE Chemistry specification and is suitable for standard GCSE level students. It includes clear tables, structured questions, and extra space for working, making it ideal for classwork, homework, or revision lessons.

Real elements from the periodic table are used throughout to support exam-style understanding.
What’s included

1 worksheet with 5 calculation questions

Real elements: lithium, magnesium, copper, neon, and boron

Clear isotope tables with percentage abundances

Extra space for working (exam practice friendly)

Separate answer sheet (clean and copyable)