Question

Fe2(SO4)3 -> Fe(OH)3 -> Fe2O3 -> FecL3 -> Fe(OH)3

Answer 1

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

2. 2Fe(OH)3= Fe2O3 + 3H2O

3. Fe2O3 + 6HCl = 2FeCl3 + 3H2O

4. FeCl3 + 3KOH = Fe(OH)3 + 3KCl