Question

Fe (OH)3 → Fe2O3→Fe2(SO4)3→FeI3

Answer 1

Ответ:

1) 2Fe(OH)₃=Fe₂O₃+3H₂O

2) Fe₂O₃+ 3H₂SO₄=Fe₂(SO₄)₃+3H₂O

3) Fe₂(SO₄)₃+3BaI₂=3BaSO₄+2FeI₃

Answer 2

It looks like you've provided a series of chemical reactions involving iron (Fe) compounds. These reactions involve various transformations of iron and its associated elements. Let's break down each reaction step by step:

1. Fe(OH)3 → Fe2O3: This reaction involves the dehydration of iron(III) hydroxide to form iron(III) oxide. The chemical equation for this reaction is:

   scssCopy code
   2 Fe(OH)3 → Fe2O3 + 3 H2O
   

2. Fe2O3 → Fe2(SO4)3: This reaction involves the reaction of iron(III) oxide with sulfuric acid to produce iron(III) sulfate. The chemical equation for this reaction is:

   scssCopy code
   Fe2O3 + 3 H2SO4 → Fe2(SO4)3 + 3 H2O
   

3. Fe2(SO4)3 → FeI3: This reaction involves the replacement of sulfate ions with iodide ions, resulting in the formation of iron(III) iodide. The chemical equation for this reaction is:

   scssCopy code
   Fe2(SO4)3 + 6 HI → 2 FeI3 + 3 H2SO4
   

The overall series of reactions could be summarized as:

scssCopy code
2 Fe(OH)3 → Fe2O3 + 3 H2O
Fe2O3 + 3 H2SO4 → Fe2(SO4)3 + 3 H2O
Fe2(SO4)3 + 6 HI → 2 FeI3 + 3 H2SO4

These reactions showcase the chemical transformations that iron compounds can undergo under different conditions and with the involvement of different reactants.