in the Hall -Heroult process, aluminium is formed at the athode , the cathode is mode out of :

Hall-Heroult's process is given by :

Hall-Heroult's process is given by :

Which of the following statements is correct ? (i) Copper is extracted by hydrometallury from low grade ores. (ii) In electrolytic reduction of alumina , graphite is acting as anode and steel vessel with lining of carbon acts as cathode. (iii) In Hall-Heroult process, aluminium is obtained at anode and CO and CO_(2) are produce at cathode

In the Hall-Heroult's process, the principal reagent is mixed with -

In the Hall-Heroult process for the extraction of Al , which of the following statements is false ?

In the context of the Hall - Heroult process for the extraction of Al, which of the following statement is false ?