Learning objective
Determine proton, neutron and electron numbers for atoms and ions.
Read the explanation, check the common trap, then practise with flashcards and questions.
At a glance
0
Flashcards
0
Questions
Topic
Particles
Subtopic
Constituents of the atom
Aqa A Level PhysicsParticles and radiation
Study support
Understand this objective
Quick explanation
Determine proton, neutron and electron numbers for atoms and ions
- This point belongs to Particles, especially Constituents of the atom.
- You need to be able to determine proton, neutron and electron numbers for atoms and ions.
- The key ideas to know are electron, neutron, and proton.
- Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.
Key concepts
electronneutronproton
Why it matters
This objective helps connect Constituents of the atom to exam-style questions, flashcards, and revision notes for Particles.
Revision tools
Choose how to practise
Flashcards0 linked cards
No flashcards are published for this page yet.
Practice Questions0 linked questions
No questions are published for this page yet.
Revision notestopic notes
Open the full topic revision notes when you are ready to review this objective in context.
Open revision notesRelated learning objectives
- Describe atoms using protons, neutrons and electrons.
Constituents of the atom
- Explain isotopes using neutron number.
Constituents of the atom
- Calculate or compare specific charge for particles and nuclei.
Constituents of the atom
- Explain why some nuclei are unstable.
Stable and unstable nuclei
- Distinguish alpha, beta and gamma radiation by nature, charge and penetration.
Stable and unstable nuclei