Write the names of the electrodes used in fuel cell.

Write the name of the electrolyte used in fuel cell.

Write the name of the electrolyte used in mercury cell.

Write the changes at the electrodes and in the cell during the purification of copper by electrolysis .

Name the electrolyte used in dry cell.

Write equations for the reactions taking place at the two electrodes (mentioning clearly the name of the electrode) during the electrolysis of: Molten lead bromide with inert electrodes.

Write equations for the reactions taking place at the two electrodes (mentioning clearly the name of the electrode) during the electrolysis of: Acidified copper sulphate solution with copper electrodes.

Write the equations for the reactions taking place at the two electrodes (mentioning clearly the name of the electrode ) during the electrolysis of Acidified copper sulphate solution with copper electrodes . (ii) Molten lead bromide with (graphite ) electrodes .

Write the name of the biodegradable polymer used in orthopaedic devices.

An electrode 'A' is connected to the positive terminal of a battery and electrode 'B' to the negative terminal. Give the names of the electrodes A & B.

Name the electrolyte used in fuel cell and mercury cell.