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John Dalton
William Crookes
J.J Thomson
Ernest Rutherford
Proton
Neutron
Electron
Fact on Isotope
An a- particles has?
A B- particle has?
Dmitri Mendeleev
Henry Moseley
How many periods are there on the periodic table of elements?
How many groups are there on the periodic table?
Metal properties (hint 6)
Non-metal properties (hint 5)
Iron Triad
Coinage metals
Lanthanides
Actinides
