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Discoveries in Chem

Mathcing names to their accomplishments

QuestionAnswer
Ruterford Introduced concept of nuclear atom Disproved Thomson model Determined that the mass and positive charge of the atom are in the nucleus
Thomson Discovered the mass to charge ratio of the electron Model said there was a cloud of positive charge
Roentgen Discovered X-rays
Millikan Discovered the charge on an electron oil drop experiment
Goldstein Discovered the Proton
Chadwick Discovered Neutrons
Dalton's Atomic Theory Compounds are made up of elements Ratio of atoms in a compound are small numbers Elements are composed of small particles Atoms of the same element are identical Reactions rearrange atoms, no creation or destruction
Crooke's Discovered Cathode rays
Created by: stephen272