Chapter 1 Chemistry Vocabulary

A substance that cannot be broken down into other substances by chemical or physical means

• element

• compound

• solution

• molecule

The smallest particle of an element.

• molecule

• compound

• atom

• element

The state of matter that has a definite shape and a definite volume.

• gas

• liquid

• solid

• boiling point

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A change in a substance that does not alter its identity; for example, a change of state.

• physical change

• chemical change

• chemical activity

• characteristic property

Tags

NGSS.MS-PS1-4

A characteristic property of a substance that indicates its ability to undergo a specific chemical change.

• physical change

• chemical change

• chemical activity

• melting point

A combination of two or more atoms

• compound

• molecule

• atom

• element

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Two or more substances that are mixed together but not chemically combined

• solution

• mixture

• compound

• molecule

A substance made of any one kind of matter and having definite properties

• pure element

• pure substance

• atom

• compound

Tags

NGSS.MS-PS1-4

A very well mixed mixture

• mixture

• compound

• molecule

• solution

The force that holds two atoms together

• molecular bond

• chemical bond

• glue

• atomic bond

Tags

NGSS.HS-PS1-3