Atom Vocab Flashcards

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1
Q

Atom

A

the smallest unit of element

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2
Q

Electron

A

A subatomic particle that has negative charge

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3
Q

Neutron

A

A subatomic particle that has no charge

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4
Q

Proton

A

A subatomic particle with a positive charge

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5
Q

Neucules

A

In physical science, an atom’s central region, which is made up of protons and neutrons

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6
Q

Electron cloud

A

An area around the neucules that contains electrons

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7
Q

atomic number

A

The sum of protons and neutrons found in the neucules

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8
Q

Atomic number

A

The number of protons

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