Applications of electrolysis
State four applications of electrolysis. (4marks)
Suggested resposponses
a. Extraction of metals; such as sodium, magnesium and aluminum by electrolysis of their molten compounds.
b. Purification of metals;
c. Electroplating of metals; such as iron to improve their appearance and prevent corrosion.
d. Manufacture of pure chemicals; such as hydrogen gas, chlorine gas and sodium hydroxide.
...
