J.J. Thomson explained the model of the atom how?

Positive sphere with negative particles throughout

Rutherford explained the model of the atom how?

Positive core with negative partivles around it

The modern atomic theory explained the model of the atom how?

Positive core with negative particlesin a cloud

Bohr explained the model of the atom how?

Positive core with negative particles orbiting

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PS Atoms Concept 1 Notes

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Ch 4 vocab and scientists/experiments

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Questions 20

Answers

1
Which scientist arranged the periodic table based on atomic number?
Moseley
Mendeleev
Heinsenberg
Rutherford
2
The gold foil experiment determined this.
charge of neutron
The nucleus
Mass of proton
charge of electron
3
J.J. Thomson explained the model of the atom how?
Positive core with negative particlesin a cloud
Positive sphere with negative particles throughout
Positive core with negative particles orbiting
Negative sphere with positive particles throughout
4
Which scientist did the gold foil experiment?
Thomson
Millikan
Crookes
Rutherford
5
What contributes the most to the volume of the atom?
Nucleus
Electron Cloud
6
Rutherford explained the model of the atom how?
Positive core with negative particlesin a cloud
Positive core with negative partivles around it
Positive sphere with negative particles throughout
Positive core with negative particles orbiting
7
Which scientist arranged the periodic table based on atomic mass?
Moseley
Rutherford
Heinsenberg
Mendeleev
8
What is located inside the nuclues?
Protons / Electrons
Protons / Neutrons
Electrons / Neutrons
Protons / Electrons
9
The modern atomic theory explained the model of the atom how?
Positive sphere with negative particles throughout
Positive core with negative particles orbiting
Positive core with negative particlesin a cloud
Positive core with negative partivles around it
10
What was J.J. Thomson's model of the atom called?
plum pudding
polka dots
chocolate chip cookie
oatmeal
11
Which scientist said that matter is made up of indivisible atoms that give it its identity?
Democritus
Aristotle
John Dalton
J.J. Thompson
12
The electron cloud has a what charge?
Negative
Positive
13
The electron has a what charge?
Positive
Negative
14
The proton has a what charge?
Negative
Positive
15
The neutron has a what charge?
Negative
Positive
neutral
nucleus
16
Democritus came up with this word
Atomic
Element
Atomos
Mass
17
The nucleus has a what charge?
Negative
Positive
18
Bohr explained the model of the atom how?
Positive core with negative particlesin a cloud
Positive sphere with negative particles throughout
Positive core with negative partivles around it
Positive core with negative particles orbiting
19
Which force pulls together
Repulsive force protons
Repulsive force electrons
Attractive Force
20
What contributes the most to the mass of the atom?
Electron Cloud
Nucleus

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