Chemistry
Give three ways in which the metal zinc differs from the non-metal carbon. At least one of the differences must be a chemical difference.
Related Questions
For each substance listed below, explain it's significance in the extraction of aluminium:
(a) Bauxite
(b) Sodium hydroxide
(c) Cryolite
(d) Graphite
Distinguish between electrolytic methods of reduction and refining.
(a) Aluminium is a more active metal than iron but suffers less corrosion. Why?
(b) Explain and give reasons why aluminium vessels should not be cleaned with powders containing alkalis.
Given below in column A is a schematic diagram of the electrolytic reduction of alumina. Identify the parts labelled as A, B and C with the correct options from the Column B.
