Which of the following accounts for the difference in the mode of conduction of electricity by metals and aqueous salt solutions?
- Electrons are present in metals but not in salt solutions
- Metals are conductors while salts are electrolytes
-
Electricity is carried by mobile elrctrons in metals but by ions is aqueous salt solution
- salts ionize in aqueous solutions while metals do not
- Metals are reducing agents while salts are not