Atomic Structure

Front

True or False - Protons and Neutrons have about the same mass.

Back

True - They have about the same mass.

Front

Where are the Electrons found in the structure of an atom?

Back

In spaces around the nucleus.

Front

What is the small, DENSE REGION consisting of protons and neutrons at the CENTER of an atom?

Back

Nucleus.

Front

How many protons does this atom have? (Example: Carbon)

Back

6.

Front

What is this subatomic particle that has a positive charge?

Back

Proton.

Front

What is the charge of a Neutron?

Back

Neutral (no charge).

Front

What are the three main subatomic particles?

Back

Protons, Neutrons, Electrons.

Front

What is the mass of an Electron compared to Protons and Neutrons?

Back

Electrons have a much smaller mass than Protons and Neutrons.

Front

What is the overall charge of an atom?

Back

Neutral, because it has equal numbers of protons and electrons.

Front

What determines the atomic number of an element?

Back

The number of protons in the nucleus.