(Unit 2) Chemistry Vocabulary Flashcards

1
Q

matter

A

has mass, weight, and occupies space

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2
Q

all matter is composed of…

A

atoms

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3
Q

atom

A

smallest particle of matter

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4
Q

1 single atom =

A

an element

ATOM=ELEMENT

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5
Q

element

A

something that can not be broken down

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6
Q

molecule

A

atom with another atom

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7
Q

nucleus

A

center of the atom

-two subatomic particles are contained in the nucleus: PROTONS and NEUTRONS

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8
Q

electrons

A

subatomic particles whizzing around the nucleus

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