-
460 BCE
Democritus
the discovery of the atom/ the atomic theory -
427 BCE
plato
the metaphysical theory and the atomic theory -
400 BCE
The Alchemist
they believed they could turn lead to gold -
330 BCE
Aristotle
the atom -
330 BCE
4 bottom discovery’s
-
robert boyle
founder of modern chemistry; (Boyles Law) -
lavoisier
silicon, carbon, oxygen -
john dalton
Dalton’s Law of Partial Pressures -
dmitri mendeleev
the periodic table -
J.J thomson
the electron -
The curies
descovery of radium -
max planck
plancks quantum theory of light -
photoelectric effect
electrically charged particles are released from or within a material when it absorbs electromagnetic radiation -
albert einstein
theory of relativity and (e=mc2) -
robert millikan
elementary charge -
Ernest Rutherford
“scattering experiment” and discovered radon -
Henry G J Mosely
atomic battery -
neil’s bohr
made a foundation for the study atomic structure and quantum theory -
schrodinger equation
a linear partial differential equation that governs the wave function of a quantum mechanical system -
Werner Heisenberg
the uncertainty relation -
james chadwick
discovery of or existence of neutrons