Review #1 Atoms, Molecules, and Compounds

Front

What is an atom?

Back

The smallest unit of an element that retains the properties of that element.

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What is a molecule?

Back

A group of two or more atoms bonded together.

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What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

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What is a compound?

Back

A substance formed when two or more different elements are chemically bonded together.

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What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

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What is the difference between an element and a compound?

Back

An element is made of one type of atom, while a compound is made of two or more different types of atoms.

Front

What is a mixture of elements?

Back

A physical combination of two or more elements that retain their individual properties.

Front

What is a molecule that is an element?

Back

A molecule that consists of two or more atoms of the same element bonded together.

Front

What is a mixture of compounds?

Back

A physical combination of two or more compounds that retain their individual properties.

Front

What is the smallest particle of a compound?

Back

A molecule of that compound.