MetallurgyHard
Question
Which of the following is / are correctly matched ?
Options
A.Copper - Bessemer converter.
B.Iron - Blast furnance
C.Chromium - Aluminothermic process
D.Tin - Electrolytic reduction
Solution
(A) In extraction of copper from chalcopyrite, self reduction takes place in Bessemer converter.
(B) In extraction of iron from haematite, carbon / carbonmonoxide reduction takes place in Blast furnance.
(C) The extraction of chromium from Cr2O3 by reduction with aluminium is called aluminothermic process.
(D) Tin is obtained by carbon reduction of SnO2 (cassiterite ore).
(B) In extraction of iron from haematite, carbon / carbonmonoxide reduction takes place in Blast furnance.
(C) The extraction of chromium from Cr2O3 by reduction with aluminium is called aluminothermic process.
(D) Tin is obtained by carbon reduction of SnO2 (cassiterite ore).
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