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For the extraction of metal, answer the following: The smelting of iron ore in blast furnace…
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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From ISC 2022 Specimen Chemistry Paper 1, question 28.