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matter
chemical reaction
history of the atom
atoms
ions
isotopes
solids
liquids
gas
strong
fixed
vibrate
free
no definite shape
random motion
no force
interaticon when they collide
bonds break
atoms rearranged
reactants rearrange
dalton
thomson
rutherford
bohr
solid spheres
different elements
not solid spheres
smaller
negatively charged
'plum pudding model'
gold foil
alpha particles
some deflected
some passed through
nucleus
orbit shells
electrons
protons
electrons
neutrons
nucleus
molecules
positive
negative
no charge
middle
protons and neutrons
tiny
2+ atoms
same or different elements
- forms when atoms gain+
+ form when atoms lose -
same atomic number
same number of protons
different number of neutrons
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- Year 9 Chemistry Notiz am C1 - created from Mind Map, erstellt von sarah rains am 10/05/2018.
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- sarah rains
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- Erstellt von sarah rains · 10 Mai 2018
- Zu Notiz kopiert von sarah rains · 10 Mai 2018
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