Question

how do i study structure of atom chemistry

Answer 1

Atom has 3 fundamental particles in it. They are listed below.
1 electron
electron is a negatively charged particle having a radius of 1 *10 to the power -15.
they are also the integral part of an atom
they have negligible mass
2 proton
they are located inside the nucleus
they are positively charged particle
they have the same weight that a hydrogen atom has
3 neutron
they are electrically neutral
they have weight slightly greater to that of proton
proton and neutron are located inside the nucleus
and electron revolve around the nucleus