CP Mastery Check 2.4 Practice

How many protons, neutrons, electrons does this atom have?

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

How many protons, neutrons, and electrons does this atom have?

What atom is shown in the diagram?

Hint which subatomic particle determine the element?

Match the letter with the particle or location

• B

• Electron

• C

• Electron Cloud/Orbital

• D

• Nucleus

• A

• Neutron

• E

• Proton

Which subatomic particle has a negative charge?

• Protons

• Neutrons

• Electrons

Which subatomic particle has no charge and is found in the nucleus?

• Protons

• Neutrons

• Electrons

Identify the atom in the picture.

Hint: What subatomic particle determine the element?

What is the atomic mass of the atom in the picture?

Hint: what two particles make up the mass?

Which person was responsible for the idea of the atom?

• Democritius

• Aristotle

• Dalton

• Rutherford

Answer explanation

Remember, Democritus theorized the atom but Aristotle was more popular so his theory of earth, wind, fire, and water was more popular