20 ! how do you find the charge of a transition metal? it's not a question from my class, but they're asking me to find the charge of a copper ion, so i just want to know how.

Match the term to its description match term definition chemical energy a) internal energy caused by vibrations of atoms and molecules electrical energy b) electromagnetic energy that travels in waves radiant energy c) the movement of an electrical charge thermal energy d) potential energy stored in the bonds between atoms