Among the reactions (a) - (d), the reaction(s) that does / do not occur in the blast furnace during the extraction of iron is / are :
(a) (b) (c) (d)
Option: 1 (C) and (D)
Option:2 (A)
Option: 3 (A) and (D)
Option: 4 (D)
The following reactions do not occur in the blast furnace:
C)
D)
Therefore, Option(1) is correct.