Atomic Structure Flashcards

1
Q

What three subatomic particles are in an atom?

A

Proton
Neutron
Electron

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2
Q

Where are the protons and neutrons in an atom?

A

In the nucleus

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3
Q

Where are the electrons in an atom located?

A

In the shell

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4
Q

What is the charge and mass of a proton?

A

Charge: +1
Mass: 1

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5
Q

What is the charge and mass of a neutron?

A

Charge: 0
Mass: 1

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6
Q

What is the charge and mass of an electron?

A

Charge: -1
Mass: Almost 0

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7
Q

How do you find the number of subatomic particles in an atom?

A

Protons = Atomic number
Electrons = Atomic number
Neutrons = Mass number - atomic number

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