Chemistry > Chapter 2 Test > Flashcards

Chapter 2 Test Flashcards

(14 cards)

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1
Q

Discovered atom. 1st atomic theory

A

Democritus

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2
Q

Law of conservation of mass

A

Antoine Lavoisier

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3
Q

Law of definite proportions

A

Joseph Louis Proust

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4
Q

Law of multiple proportions

A

John dalton

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5
Q

Italian hypothesized same temp & pressure = volumes of different gasses contain same # of particles

A

Amadeo Avogadro

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6
Q

Electric charge

A

Michael faraday

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7
Q

Opposites attract, likes repel

A

Coulomb’s law

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8
Q

Law of combining gas volumes

A

Gay lussac

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9
Q

Electrons, plum pudding

A

JJ Thompson

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10
Q

Charge & mass of electron

A

Robert Millikan

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11
Q

Radioactivity

A

Henri becquerel

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12
Q

Alpha beta gamma, nucleus, planetary model

A

Ernest Rutherford

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13
Q

Discovered neutron

A

James Chadwick

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14
Q

Atomic #

A

Henry Mosley

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