411 REFERENCE · Wikibooks
Nuclear Energy/Atom components
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
An atom is the smallest constituent particle of an element, which itself consists of the following particles:
Proton
Neutron
Electron
Protons and neutrons form the nucleus, and the mass of each atom goes back to its nucleus
The space around the nucleus is surrounded by electrons, and the chemical behavior of each atom is related to its electrons.