Question

(i)Name an important oxide ore of iron.
Describe the extraction of iron from this ore under the following heads:
(ii) Reduction of the concentrated ore
(iii) Diagram of the furnace used
(iv) Chemical equations for the reactions involved
OR
(a) What is an 'activity series' of metals? Arrange the metals Zn, Mg, Al, Cu and Fe in a decreasing order of reactivity.
(b) What would you observe when you put
(i) Some zinc pieces into blue copper sulphate solution?
(ii) Some copper pieces into green ferrous sulphate solution?
(c) Name a metal which combines with hydrogen gas. Name the compound formed.

Answer 1

important ores of iron is
haematite (fe2o3)
iron pyrite (fes2)
magnetite (fe3o4)
siderite (feco3)