9 terms

Scientists Contributions to Chemistry

Different scientists and their Contributions to chemistry
An early Greek Philosopher who believed that the material world must be made up of tiny indivisible particles called "Atamos"
medieval scientists who attempted to change worthless metals into gold
Robert Boyle
Chemist who established that air has weight and whose definitions of chemical elements and chemical reactions helped to dissociate chemistry from alchemy (1627-1691)
Joseph Proust
Developed Law of Definite Proportions also known as the Law of Constant Consumption
Antoine Lavoisier
18th century scientist who discovered the law of conservation of mass
John Dalton
Developed the Atomic Theory
JJ Thompson
1897- Idea of a subatomic negatively charged particle (electron). Made Plum Pudding model of the atom.
Robert Millikan
Calculated the charge on an electron and its mass
Ernest Rutherford
British physicist (born in New Zealand) who discovered the atomic nucleus and proposed a nuclear model of the atom (1871-1937). Did the golf foil experiment