Chemistry
Name the following:
(a) A compound added to lower the fusion temperature of electrolytic bath in the extraction of aluminium.
(b) The ore of zinc containing its sulphide.
Related Questions
In electrolysis of molten lead bromide
(a) State the reaction taking place at the cathode.
(b) Which electrode: anode or cathode is the oxidising electrode ? Why?
Name the kind of particles present in:
(a) Carbonic acid
(b) Sulphuric acid
(c) Carbon tetrachloride
Prepare: Lead sulphate from lead carbonate.
Give balanced chemical equations to prepare the following salts:
(a) Sodium sulphate using dilute sulphuric acid.
(b) Copper chloride using copper carbonate.
(c) Ferric chloride using iron.