Fe(OH) 2 is precipitated from Fe(II) solutions as a white solid but turns dark green and…
Chemistry · JEE Advanced · NTA Exams — d- and f-Block Elements
Fe(OH)2 is precipitated from Fe(II) solutions as a white solid but turns dark green and then brown due to the formation of :
- Fe(OH)2 and Fe(OH)3
- only Fe(OH)3
- Fe2O3 . (H2O)n
- Fe2O3 . 2H2O
Answer
(C) Fe 2 O 3 . (H 2 O) n
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