Which of the following effects is not produced by the chemical reactions brought about by an electric current?
A. bubbles of gases on electrodes
B. deposits of metals on electrodes
C. change in color of solution
D. formation of a precipitate
Answer:D
Which of the following effects is not produced by the chemical reactions brought about by an electric current?
A. bubbles of gases on electrodes B. deposits of metals on electrodes C. change in color of solution D. formation of a precipitate