12/17/25: QUIZ for Atomic Model Project

How do you find the number of neutrons in an atom?

Explain HOW an atom is neutral even though it has protons, electrons, and neutrons in it. *Make sure to include the charges of the subatomic particles in your answer.

Which particle(s) are in the nucleus of an atom? *Select all that apply

• proton
• neutron
• atom
• energy level
• nucleus

Which particle(s) surround the nucleus in energy levels? *Select all that apply

• electron
• atom
• proton
• energy level
• neutron

Which particle(s) have a mass of 1 amu? *Select all that apply

• protons
• electrons
• neutrons
• atoms
• energy levels

What do you look at to find protons?

• atomic number
• atomic mass
• group number
• period number

Which particle ALWAYS "tells the truth" and can be used to identify an atom?

• proton

• electron

• neutron

• nucleus

• atom

What do you look at to find electrons?

• number of protons
• number of neutrons
• atomic mass
• group number
• period number

An atom of which element is shown in this picture?

*HINT: Which particle do you use to identify atoms?

• helium

• carbon

• boron

• sodium

_______ is anything that has mass and volume.

• energy
• light
• matter
• radiation