Y Flashcards

1
Q

Compound

A

A substance formed by the chemical combination of two or more elements.

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2
Q

Element

A

A substance that cannot be separated or broken down into simpler substances by chemical means

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3
Q

Molecule

A

Two or more atoms covalently bonded together. (Monatomic molecules are molecules that contain only one atom - noble gases

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4
Q

Atom

A

Smallest component of an element consisting of a nucleus that contains protons, neutrons and electrons (that orbit the nucleus in shells)

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5
Q

Mixture

A

Not pure substances but contain two or more substances that are not chemically joined together. (Able to be separated)

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