This partice is called atomic nucleus.
neutron. protons are positively charged, electrons negative
In the atomic nucleus this particle is the neutron.
Neutron
Neutron.
A neutron
The proton.
proton, in nucleus
Protons
In the atomic nucleus the neutron has no electrical charge.
The positively charged particle in an atom is a proton. Proton - positive Neutron - neutral Electron - negative
This particle will be rejected.
The electron has a negative electrical charge.