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150
Democritus
Voiced The Atomic Theory (BC) -
Karl Scheele
Published "Air and Fire" -
Joseph Priestley
Discovered air is not an element -
Antoine Lavoisier
Discovered Oxygen -
John Dalton
pubkished New system of Chemical Philosophy ( edt of the atomic theory) -
Amedeo Avogadro
made "Avogadro's Principle" -
Sir humprey davey
Made clhorine an element. -
Robert Brown
Browian motion -
Lord Kelvin
Discovered the exact temperature of absolute zero: -273.15 Celsius -
Louis Pasteur
Pasteurized milk -
Joseph Lister
Discovered and perfected Antiseptic Method for use in surgery -
Dmitri Mendeleev
Developed the modern Periodic Table of Elements -
Henry le Chatelier
Le Chatelier's Principle - equilibrium -
Sir William Ramsay
Discovered first Noble gases -
JJ Thomson
Discovered electron -
Marie Curie
Invented the word "radioactivity" -
Ernest Rutherford
Discovered the nucleus and that tha mass of the atom cames from the nucleus. -
Niels Bohr
Atomic Structure -
Erwin Schrodinger
Discovered the Schrodinger's Cat -
Louis de Broglie
Discovered wave particle duality -
James Chadwick
Discovered the neutron -
Otto Hahn
Discovered nuclear fission -
Wolfgang Pauli
nobel prize for Pauli exclusion principle
