How to Pronounce "protons"
word
Definition
Protons are tiny particles with a positive electric charge found in the nucleus (center) of every atom. The number of protons in an atom determines which chemical element it is.
Listen in Context
Protons are found in the nucleus of every atom.
In chemistry class, we learned how protons and neutrons affect atomic mass.
Hydrogen has one proton in its nucleus.
The number of protons tells us the element’s identity.