Only True Chemists Can Ace This Periodic Table Of Elements Quiz

What does an atomic number represent?

Retry Correct Incorrect An atomic number represents the number of protons found in the nucleus of every atom of a given element. Each atomic number uniquely identifies chemical elements and is identical to the charge number of the nucleus.

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MicroOne/Shutterstock

MicroOne/Shutterstock

What does an atomic number represent?

• The number of protons found in the nucleus of every atom of a given element
• The number of atoms
• The number of electrons found in the nucleus of every atom of a given element
• It doesn’t represent anything