Notizen
Chemistry revision
Inhalt der Notizen (2)
Seite 1
Mass number = number of protons = number of neutrons
Atomic number = number of protons
the number of electrons is the same as the number of electrons.
The first shell can only hold 2 electrons but each shell after that can hold 8
Group number = last number in the electron configuration
Seite 2
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- Erstellt von
- Erin Copeman · Jan 2019
- Aktualisiert
- 8 Feb 2019
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