Atomic Theory Review

I discovered the electron in 1897?

• Dalton

• Bohr

• Thomson

• Rutherford

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NGSS.MS-PS1-1

Don't let my "crazy" eyes fool you. I discovered the neutron. And I know neutrons live in the nucleus. Who am I?

• Dalton

• Bohr

• Thomson

• Chadwick

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NGSS.MS-PS1-1

In 1911 I discovered that atoms have a positive particle called proton.

• Dalton

• Rutherford

• Chadwick

• Bohr

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NGSS.MS-PS1-1

First scientist to come up with atomic theory. We still use his atomic characteristics today. 

• Dalton
• Bohr
• Chadwick
• Rutherford

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NGSS.MS-PS1-5

The smallest particle of an element that still retains all the properties of that element.

• atom

• cathode ray tube

• an electron

• a compound

What is the atomic mass of Chlorine?

• 17

• 35.45

• Cl

• Chlorine

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NGSS.HS-PS1-1

This particle is found in the nucleus and has no charge

• Neutron

• Proton

• Electron

• Atom

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NGSS.HS-PS1-8

This particle is found in the nucleus and has a positive charge

• Electron

• Proton

• Neutron

• Atom

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NGSS.HS-PS1-8

This is a negatively charged particle found outside the nucleus

• Electron

• Proton

• Neutron

• Atoms

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The first person to ever talk about an atom was

• Democritus

• Rutherford

• Dalton

• Thomson