Because they are particles, and they are part of the atomic structure.
electrons
No. electrons are sub-atomic particles.
atomic nucleus
Protons are positive particles from the atomic nucleus; electrons are negative particles.
electrons
Electrons... Electrons are the atomic particles that have a negative electronic charge
The electrons
protons,neutrons and electrons are the sub atomic particles
electrons
Electrons... Electrons are the atomic particles that have a negative electronic charge
sub atomic
The number of electrons