अभिक्रियाओं का कौन-सा क्रम लोहे और इसके यौगिकों से संबंधित रासायनिक अभिक्रियाओं को सही क्रम में निरूपित करता है ?

Options

A. `Fe overset(Cl_(2),"heat")to FeCl_(3) overset("heat, air") to FeCl_(2) overset(Zn) to Fe`
B. `Fe overset(O_(2)," heat ") to Fe_(3)O_(4) overset(CO, 600^(@) C) to FeO overset(CO, 700^(@) C) to Fe`
C. `Fe overset("dil " H_(2)SO_(4)) to FeSO_(4) overset(H_(2)SO_(4), O_(2)) to Fe_(2)(SO_(4))_(2) overset("Heat") to Fe`
D. `Fe overset(O_(2)," heat ") to FeO overset("dil " H_(2)SO_(4)) to FeSO_(4) overset(" Heat ") to Fe`

Answer

B