A word equation contains the names and chemical formulae of the compounds involved in the reaction.
A word equation of a chemical reaction is a way to describe chemical reactions using the names of substances involved.
Name the metal which is extracted from the ore called 'Rock salt' (b) Name two ores of zinc. Write the names of the chemical compounds present in them and give their chemical formulae. (c) Explain how, mercury is extracted from its sulphide ore (cinnabar). Give equation of the reactions involved. (d) In the electrolytic refining of a metal M, what would you tak eas anode, cathode and electrolyte? (e) Name any five metals which are purified by electrolytic refining method.
A chemical compound having smell of chlorine is used to remove yellowness of white clothes in laundries. Name the compound and write the chemical equation involved in its preparation. [2 MARKS]