GCSE Atomic Structure Problems and Solutions
GCSE Physics atomic structure and radiation worksheet with 50 original problems and fully worked solutions covering isotopes, activity and half-life.
This printable resource provides structured numerical and reasoning practice across atomic structure and radioactivity. It begins with atoms, ions and isotope notation before progressing to background correction, activity, half-life, absorption data, nuclear equations and unfamiliar multi-step problems. Every answer gives a clear method and final result.
Contents:
protons, neutrons, electrons and ions
isotopes and weighted mean mass
activity, background and count rate
half-life calculations
absorption and experimental data
alpha and beta nuclear changes
multi-step radioactivity challenges
formula and method sheet
separate student workbook
complete worked-solutions booklet
Suitable for lessons, homework, revision, tutoring, cover work and independent practice. The resource is exam-board-neutral and independently produced, with no copied examination questions.




















