8.p.8.5 Atoms, Elements, Compounds & Mixtures

Front

What is an element?

Back

An element is a pure substance made of only one type of atom.

Front

Why is carbon (C) considered an element?

Back

Carbon is considered an element because it is made of only carbon atoms.

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 an element and a compound?

Back

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

Front

What is a mixture?

Back

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

Front

What subatomic particle has a positive charge?

Back

The proton has a positive charge.

Front

What subatomic particle has no charge?

Back

The neutron has no charge.

Front

What subatomic particle has a negative charge?

Back

The electron has a negative charge.

Front

Can compounds be separated into their elements?

Back

Yes, compounds can be separated into their elements through chemical reactions.

Front

Are all molecules compounds?

Back

No, not all molecules are compounds; some molecules consist of only one type of atom (elements).