Atomic Structure Quiz

What are the three subatomic particles that make up an atom?

• protons, neutrons, and positrons

• protons, electrons, and photons

• protons, neutrons, and quarks

• protons, neutrons, and electrons

Ethan, Samuel, and Mason are studying physics. They are discussing subatomic particles. Samuel asks, 'Which subatomic particle has a positive charge?'

• electron

• neutron

• proton

• photon

Jackson, Evelyn, and Mason are studying for their physics exam. They come across a question about subatomic particles. They want to know which subatomic particle has a negative charge. Can you help them?

• neutron

• proton

• photon

• electron

Which subatomic particle has no charge?

• proton

• electron

• photon

• neutron

What is the atomic number of an element?

• The atomic number of an element is the number of neutrons in the nucleus of an atom.

• The atomic number of an element is the number of protons in the nucleus of an atom.

• The atomic number of an element is the number of electrons in the nucleus of an atom.

• The atomic number of an element is the number of protons and neutrons in the nucleus of an atom.

How many protons are present in an atom with atomic number 6?

• 2

• 6

• 4

• 8

How many electrons are present in a neutral atom of helium?

What is the total number of neutrons in an atom with atomic number 20 and mass number 40?

• 40

• 20

• 60

• 80

Red = protons, white = neutrons, blue = electrons. What element is this?

• Boron

• Lithium

• Carbon

• Beryllium

Select the element that has atomic number 2.

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