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Chemistry: Topic 1 (The Atom (Electron (Relative Charge: -1, Relative Mass…
Chemistry: Topic 1
The Atom
Proton
Relative Charge: +1
Relative Mass: 1
Positively charged
Found in the nucleus
Neutron
Relative Charge: 0
Relative Mass: 1
Neutral
Found in the nucleus
Electron
Relative Charge: -1
Relative Mass: 0.0005
Orbit the nucleus in shells
Negatively charged
Shells cover a lot of space
Nucleus
Contains protons and neutrons
Overall positive charge