Atoms and Molecules

Front

What is the charge of a neutron?

Back

A neutron has NO charge.

Front

How much smaller are atoms compared to the width of a hair?

Back

Atoms are more than 10,000 times smaller than the width of a hair.

Front

What is the charge of an electron?

Back

An electron has a NEGATIVE charge.

Front

What is the charge of a proton?

Back

A proton has a POSITIVE charge.

Front

What is an element?

Back

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

Front

Give an example of an element.

Back

Gold is an example of an element.

Front

What are the three main subatomic particles?

Back

The three main subatomic particles are protons, neutrons, and electrons.

Front

Where are protons located in an atom?

Back

Protons are located in the nucleus of an atom.

Front

Where are electrons located in an atom?

Back

Electrons are located in the electron cloud surrounding the nucleus.

Front

What is the mass of a neutron compared to a proton?

Back

A neutron has approximately the same mass as a proton.