Asked by ANGEL

Explain what subatomic particles mke up an atom and how are they arranged
Answered by Michele
NEUTRONS and PROTONS are placed in the nucleus and ELECTRONS are placed in the electron cloud or energy levels surrounding the nucleus of an atom.
Answered by DrBob222
The atom consists of a nucleus, where most of the mass is located, that consists of protons and neutrons. Electrons are arranged in shells outside the nucleus.