Chemistry

Front

What is a pure substance that is a compound made out of?

Back

Particles of more than one type of atom.

Front

What is a molecule?

Back

2 or more atoms that are combined.

Front

What charge do protons have and where are they located?

Back

Positive charge, located in the nucleus.

Front

True or False? Neutrons have a negative charge.

Back

False.

Front

How can a mixture be separated?

Back

By physical means.

Front

What is an element?

Back

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

Front

What is the smallest unit of an element?

Back

An atom.

Front

What are the three main subatomic particles?

Back

Protons, neutrons, and electrons.

Front

What charge do electrons have?

Back

Negative charge.

Front

Where are electrons located in an atom?

Back

In the electron shells surrounding the nucleus.