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Chemistry > Important Discoveries in Chemistry > Flashcards

Important Discoveries in Chemistry Flashcards

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1
Q

Democritus

A

Atom: Said it was indivisible

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2
Q

Aristotle

A

Said e’rything was made of earth, wind, fire, or water

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3
Q

Dalton

A

Laws of:
Conservation of Mass
Multiple Proportions

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4
Q

Joseph Proust

A

Law of Definite Proportions

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5
Q

JJ Thompson

A

Electron: Discovered with the “cathode ray tube”

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6
Q

Wilhelm Rontgen

A

X-Rays

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7
Q

Antoine Becquerel

A

Radioactivity

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8
Q

Ernest Rutherford

A

Nucleus and Atomic Mass Organization: Found with the gold foil experiment

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9
Q

James Chadwick

A

Neutrons: Found using a process with beryllium

i couldn’t find out how exactly he did it so if you do message me k

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10
Q

Millikan

A

Electrons: Did something with them too

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Chemistry (6 decks)

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