Q.

Which series of reactions correctly represents chemical reaction related to iron and its compound

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a

Fe→Cl2, heat FeCl3→ heat, air FeCl2⟶ZnFe

b

Fe→O2, heat Fe3O4→CO,600∘CFeCl2→CO,700∘CFe

c

Fe→ dil. H2SO4FeSO4→H2SO4,O2Fe2SO43→ heat Fe

d

Fe→O2, heat FeO→ dil. H2SO4FeSO4→ heat Fe

answer is B.

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Detailed Solution

In (I), FeCI3 cannot be reduced when heated in air. In (3), Fe2(SO4)3 cannot convert to Fe on heating; instead oxide (s) will be formed.In (4), FeSO4 cannot convert to Fe on heating; instead oxide (s) will be formed.
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