Mind map
Atoms
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Atoms
number of protons decides which element it is
smallest part of an atom with all the properties
charges
- proton +
- neutron
- electron -
- no overall charge
protons and neutrons in nucleus
electrons in orbit
lots of empty space
nucleus is tiny, but massive(density)
atomic number = number of protons = number of electrons
mass number = protons +neutrons
arranged in shells
- fills from lowest first
- 1=2, 2=8, 3=8 BUT...18, 4=8
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- A-Level Chemistry Mind Map on Atoms, created by crossers_x on 11/28/2013.
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- crossers_x
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