Draw the atomic structure of the following elements:

Neon atom and Helium atom

Draw the atomic structure of the following elements:

Sodium atom and Sodium Ion

Draw the atomic structure of the following elements:

Chlorine atom and Chloride ion

What do you think would be the observation if the α-particle scattering experiment is carried out using a foil of a metal other than gold?

On the basis of Thomson’s model of an atom, explain how the atom is neutral as a whole.