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For the extraction of metal, answer the following: The smelting of iron ore in blast furnace…

Chemistry20222 marksShort answer
For the extraction of metal, answer the following:
(i)
The smelting of iron ore in blast furnace involves all the processes except:
  • (a)Combustion
  • (b)Reduction
  • (c)Slag formation
  • (d)Sublimation
(ii)
Which of the following metal is obtained by leaching the concentrated ore with dilute sodium cyanide solution, followed by treatment with zinc?
  • (a)Aluminium
  • (b)Iron
  • (c)Copper
  • (d)Silver

Answer

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General Principles and Processes of Isolation of Elements

From ISC 2022 Specimen Chemistry Paper 1, question 28.