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460
Democritus
He thought of the theory of the atom. -
Antoine Lavoisier
Created a theroy that air was reponible for daily acidity. Later named it O -
Joseph Proust
Created the definte law of propotions -
John Dalton
He Made the Chart for the atoms in their chemilcal -
Amedeo Avogadro
His method was finally after he died. Avogadro's law states that equal volumes of gases, at the same temperature and pressure, contain the same number of molecules. Site of info: http://chemistry.about.com/od/famouschemists/a/avogadro.htm -
William Crookes
He determind the atomic wieght of an element with a seires of test. -
Max Planck
He made Plancks consent. -
Henri becquerel
He was awared half the noble prize for for his discovery of spontaneous radioactivity Site of info and others:http://www.nobelprize.org/nobel_prizes/physics/laureates/1903/becquerel-bio.html
Other guy is uder there name. -
J.J. Thomson
He suggested that the atom of a sphere of positve matter. -
Ernest Rutherford
He resived the nobel prize for his investigations into the disintegration ot the elements -
Robert Millikan
He determind that all electrons have the same quanity. -
Niels Bohr
Found the Atomic nucleus -
Marie Curie
Marie Curie-Biography She was awared the noble prize for her work in radioactivity. -
Henry Moseley
Sorted the elements by atomic number. He was later shot in the head during WW1 -
Louis de Broglie
Study and made so the Research of the quantum theory. -
James Chadwick
Proved the existence of neutrons -
Werner heisenberg
Won the noble prize for Physics. Later worked for the nazis. -
Erwin Schrodinger
Got the Noble prize for his futher reseach on Borhs Theory. -
Albret Einstein
He help create the Atom bomb, created the theory of worm wholes, and futher study of the quantum theory.