Intensity of blue colour increases gradually when _________________
A. copper rod is dipped in silver nitrate solution
B. silver rod is dipped in copper nitrate solution
C. zinc rod is dipped in silver solution
D. copper rod is dipped in zinc rod solution
Answer:C
Intensity of blue colour increases gradually when _________________
A. copper rod is dipped in silver nitrate solution B. silver rod is dipped in copper nitrate solution C. zinc rod is dipped in silver solution D. copper rod is dipped in zinc rod solution