Thomas (jan 1, 1897 – jan 1, 1908)
Description:
An English ScientistIntroduced that an atom is even smaller particles than what was thought. Introduced electrons that were said to be negatively-charged particles.
Major part of his theory: Positively-charged substance with negatively-charged electrons scattered around the atom.
Atomic Model:
Analogy:
Added to timeline:
Date:
jan 1, 1897
jan 1, 1908
~ 11 years