Atom Parts Quiz

The atomic number is always equal to:

• The number of protons

• The number of neutrons

• The number of atoms

What is Helium's atomic mass?

• 2

• He

• Helium

• 4.003

Mass - Atomic Number = ?

• Protons

• Electrons

• Neutrons

• Element Name

True or False: Two different elements can have the SAME atomic number.

• True

• False

What two particles live in the nucleus?

• Protons and electrons

• Neutrons and electrons

• Protons and neutrons

• Only protons

How many protons does Iron have?

• 26

• 13

• 55

• 845

Tags

NGSS.MS-PS1-1

How many electrons does this atom have?

• 4

• 7

• 5

• 6

Tags

NGSS.MS-PS1-1

Which particle do we assume has no mass?

• Nucleon

• Electron

• Neutron

• Proton

What is the atomic number of this Beryllium atom?

Tags

NGSS.MS-PS1-1

Neutrons have a _______ charge.

• Positive

• Negative

• Neutral

• Unbalanced