The reaction between iron and sulphur is an example for the chemical reaction
direct combination
combustion
displacement
oxidation
On electrolysis of sodium chloride solution, the deposit at cathode is
sodium
chlorine
hydrogen
carbon
Limestone is
Calcium oxide
Calcium sulphate
Calcium carbonate
Calcium hydroxide
Electrolysis is carried out in an apparatus called
Kipp's apparatus
Blast furnace
Electrolytic cell
Castner - kellner cell
Ethanoic acid is a
weak electrolyte
strong electrolyte
non-electrolyte
very weak electrolyte
