Elements, Compounds, Mixtures

Front

What is a compound?

Back

A substance made up of two or more chemically combined elements.

Tags

NGSS.MS-PS1-1

Front

What is an element?

Back

A substance made of only one type of atom.

Front

What is a mixture?

Back

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

Front

What is the chemical formula for table salt?

Back

NaCl.

Tags

NGSS.MS-PS1-1

Front

Is NaHCO3 a compound or a mixture?

Back

It is a compound.

Tags

NGSS.MS-PS1-1

Front

How is sodium chloride classified?

Back

As a compound.

Front

What do you call a substance made of two or more elements?

Back

A compound.

Front

What is the difference between a compound and a mixture?

Back

A compound is chemically combined, while a mixture is not.

Tags

NGSS.MS-PS1-1

Front

Can a mixture be separated by physical means?

Back

Yes, mixtures can be separated by physical means.

Front

What is an example of an element?

Back

Oxygen (O) is an example of an element.

Tags

NGSS.MS-PS1-5