AQA GCSE Combined Science Trilogy · 8464
Specification 5.1.1.3, 5.1.1.4, 6.4.1.1, 6.4.1.3 · Paper 3, Paper 5
A particle within an atom’s nucleus that has no electrical charge.
Revise: Development of the Atomic ModelIn 1932, James Chadwick’s experimental work provided evidence for neutrons within the nucleus. Neutrons have no electrical charge. This discovery came about 20 years after the nucleus became an accepted scientific idea; details of Chadwick’s experimental procedure are not required.
- Revise: Charges of Subatomic Particles
A subatomic particle found in the nucleus with no electrical charge: its relative charge is 0.
- Revise: Structure of an Atom
1 more note
- Revise: Development of the Atomic Model
A particle in an atomic nucleus with no electrical charge and approximately the same mass as a proton.