State the observations at the anode and at the cathode during the electrolysis of

State the observations at the anode and at the cathode during the electrolysis of:

1. fused lead bromide using graphite electrodes.
2. copper sulphate solution using copper electrodes.

Answer

(i) Reddish brown fumes at the anode. Silvery grey deposit at the cathode

(ii) Size of the anode decreases or anode gets consumed. Reddish brown deposit of copper at the cathode.

• Exam Year: 2017