Fe° ➡ Fe 3+➡Fe°➡Fe 2+➡ Fe (OH)2➡Fe (OH)3

Question

Fe° ➡ Fe 3+➡Fe°➡Fe 2+➡ Fe (OH)2➡Fe (OH)3

Answer 1

Fe +H2SO4= FeSO4+ H2

2FeSO4+H2SO4 + HNO3= Fe2(SO4)3 +NO +2H2O

Fe2(SO4)3 + 6NaOH =3 Na2SO4 = 2 Fe(OH)3

Fe(OH)3 +3 HNO3 = Fe(NO3)3 + 3H2O