Atomic Structure and The Periodic Table Flashcards

1
Q

Define atom

A

Smallest unit of matter that can take part in a chemical reaction

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2
Q

Define proton

A

Positively charged
Mass of 1
Found in the nucleus

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3
Q

Define neutron

A

Neutral charge
Mass of 1
Found in the nucleus

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4
Q

Define electron

A

Negative charge
Really small mass (negligible)
Found orbiting the nucleus in shells

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