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Chem scientists Flashcards

1
Q

Democritus

A

First to purpose idea of an atom

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2
Q

John Dalton

A

Billiard Ball; In divisible, all atoms of same element are identical, atoms of different elements are different, atoms combine in whole # ratios to form compounds

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3
Q

JJ Thomson

A

Plum Pudding; existence of (-) e- in a + atom (cathode ray tube)

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4
Q

Ernest Rutherford

A

Gold Foil; alpha particles shot at gold foil

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5
Q

Niels Bohr

A

Planetary model

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6
Q

Erwin Schrodinger

A

Quantum Mechanical

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7
Q

James Chadwick

A

Discovered Neutrons

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