A. Electrons are present in metals but not in salt solutions
B. Metals are conductors while salts are electrolytes
C. Electricity is carried by mobile elrctrons in metals but by ions is aqueous salt solution
D. salts ionize in aqueous solutions while metals do not
E. Metals are reducing agents while salts are not
Correct Answer:
Option C – Electricity is carried by mobile elrctrons in metals but by ions is aqueous salt solution