Atomic Stucture Flashcards by Nolan Wiegand | Brainscape

Q

Smallest unit of an element

A

Atom

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Q

A subatomic particle with a negative charge (-)

A

Electron

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Q

Center of an atom that contains protons+neutrons

A

Nucleus

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Q

Subatomic particle with a positive charge

A

Proton

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Q

Subtronic particle with no charge

A

Neutron

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Q

Find electrons outside the nucleus

A

Electron cloud

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Q

number of protons in an atom

A

Atomic number

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Q

total mass of protons and neutrons in a atom

A

Mass number

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