How to find out # of e -gained or lost in e- configuration

What effect does nuclear radiation have on atoms?

Describe the interaction that occurs between two objects with the same electrical charge.

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.