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Chapter 1

In the early 1800's, who developed their atomic theory? John Dalton
What predictions did John Dalton make about atoms? Theyre tiny particles that make up elements, and all atoms of a given element are the same, and atoms of every other element are different, they cannot be divided.
Between 1897 and 1906, who discovered the electron? Joseph John Thomson
Created by: phoebehafiz96