4.2 Structure Of The Nuclear Atom Flashcards

0
Q

A glowing beam

A

Cathode ray

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1
Q

Are negatively charged subatomic particles

A

Electrons

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2
Q

Positively charged subatomic particles

A

Proton

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3
Q

Subatomic particles with no charge but with the mass nearly equal to that of a proton

A

Neutrons

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4
Q

Is a tiny central core of an atom and is composed of protons and neutrons

A

Nucleus

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