Scientists Flashcards

0
Q

Russian chemist made the modern periodic table

A

Dimitri Mendeleev

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1
Q

atomic theory of matter, theory of mass conversion, atoms of elements are identical, compounds result from specific ratios of atoms

A

John Dalton

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2
Q

Discovered the nucleus and proton with alpha particles and gold foil

A

Ruthaford

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3
Q

electrons, used cathode ray and determined mas/charge ratio

A

Thomson

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4
Q

Discovered the neutron

A

Chadwick

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5
Q

Electrons, determined charge and mass of electron

A

Millikan

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