Question

Light green crystals of ferrous sulphate lose water molecule and turn brown on exposure to air. This is due to its oxidation to.

• A. $Fe_{2}O_{3}$
• B. $Fe_{2}O_{3}.H_{2}O$
• C. $Fe(OH)SO_{4}$
• D. $Fe_{2}O_{3} + FeO$

Answer 1

Answer: (C)

$Fe(OH)SO_{4}$

Answer 2

$Fe(OH)SO_{4}$

$FeSO_{4}\overset{\quad H_{2}O\quad}{\rightarrow}Fe(OH)SO_{4}$