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Science Topic 4 People 2011

Rutherford Fired alpha particles at gold leaf and discovered the nuclear nodel for an atom
Neils Bohr Electrons occupy own orbitals
Mendeleev Discovered the Periodic Table
Democritus All substances consist of indestructible particles called atoms
John Dalton All matter consists of atoms which combine in whole number ratios
Sir JJ Thompson Plumb pudding model of atoms
Sir James Chadwick Discovered neutrons
Created by: PCGEEK