Chemistry Flashcard Review 24

Front

In what phase are the particles close together but still moving freely?

Back

Liquid

Front

Which of the following is not a chemical property? rusting, boiling, rotting, burning

Back

Boiling

Front

H2O is most accurately described as a(n) ___________________.

Back

It is both a molecule and a compound.

Front

Blue color: Chemical or Physical Property?

Back

Physical Property

Front

Carbon dioxide (CO2) contains how many atoms of oxygen? 0, 1, 2, 3

Back

2

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

What is a compound?

Back

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

Front

What is the difference between a physical property and a chemical property?

Back

A physical property can be observed without changing the substance's identity, while a chemical property describes a substance's ability to undergo a chemical change.

Front

What is the definition of an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is the state of matter where particles are far apart and move freely?

Back

Gas