Physics GCSE
Neutrons and mass
What Neutrons and mass means in Physics GCSE, as defined for OCR.
Definition of Neutrons and mass
Check what you remember
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Reference: OCR
Neutrons are neutral and contribute mass but no charge, so changing the neutron count leaves the nuclear charge unchanged.
Topics that use Neutrons and mass
- Radioactive emissions (OCR GCSE)
Related terms
- Absorbing materials
- Alpha emission
- Beta emission
- conservation of charge
- conservation of mass number
- Conventional nuclear notation
- Electron energy levels
- Emission and absorption of electromagnetic radiation
Using Neutrons and mass in the exam
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