Science study guide.docx

Dalton\'s atomic theory - - - Scientists Dalton - Dalton\'s Atomic Theory Democritus - Discovered the atom JJ Thompson - Discover the Electrons Millikan - discovered of the minus 1 electron, oil drop experiment Rutherford - Gold foil experiment, discovered proton James Chadwick - Disc...

Dalton\'s atomic theory - - - Scientists Dalton - Dalton\'s Atomic Theory Democritus - Discovered the atom JJ Thompson - Discover the Electrons Millikan - discovered of the minus 1 electron, oil drop experiment Rutherford - Gold foil experiment, discovered proton James Chadwick - Discovered the Neutron Mass number - protons + neutrons Atomic Mass - weight average mass of all isotopes in a element Isotope - Atoms of the same element that has a different number of neutrons Atomic Number - number of protons