A baryon is a subatomic particle that is composed of three quarks, such as a proton or a neutron. An electron would be categorized as a lepton, rather than a ba

A baryon is a subatomic particle that is composed of three quarks, such as a proton or a neutron. An electron would be categorized as a lepton, rather than a baryon as it is not made of multiple quarks and is rather an elementary particle, for reference. Here's a good reference for subatomic elementary particles, where you can see some familiar names like electron and photon: https://en.wikipedia.org/wiki/Baryon#/media/File:Standard_Model_of_Elementary_Particles.svg https://en.wikipedia.org/wiki/Baryon#/media/File:Standard_Mo...