Study checklist
1.1 Particles in the atom and atomic radius
Checklist
1.1.2—Protons, neutrons and electrons
1.1.3—Terms: atomic and proton number, mass
1.1.4—Distribution of mass and charge within an atom
1.1.5—Behaviour of beams of protons, neutrons
1.1.6—Determine the numbers of protons, neutrons
1.1.7—Trends: the variations in atomic radius
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