Question

Fe->Fe2O3->Fe(OH)3->Fe2(SO4)3​

Answer 1

Объяснение:

4Fe+3O2=2Fe2O3

Fe2O3+6HCl=2FeCl3+3H2O

FeCl3+3NaOH=Fe(OH)3+3NaCl

2Fe(OH)3+3H2SO4=Fe2(SO4)3+6H2O

Answer 2

The sequence you've provided appears to represent a series of chemical reactions involving iron (Fe) and various compounds. Here's an interpretation of the reactions you've written:

1. Fe → Fe2O3: This represents the oxidation of iron (Fe) to form iron(III) oxide, Fe2O3, which is also known as rust.

2. Fe2O3 → Fe(OH)3: In the presence of water, iron(III) oxide (Fe2O3) can react with water (H2O) to form iron(III) hydroxide, Fe(OH)3. This is another form of rust that contains hydroxide ions.

3. Fe(OH)3 → Fe2(SO4)3: This reaction appears to involve the conversion of iron(III) hydroxide (Fe(OH)3) to iron(III) sulfate, Fe2(SO4)3, by the addition of sulfuric acid (H2SO4). This reaction results in the formation of iron sulfate and water.

It's important to note that these reactions can occur under specific conditions, such as exposure to oxygen and moisture for the rusting of iron. The exact details of the reactions may depend on factors like temperature, concentration, and the presence of catalysts. Additionally, these reactions represent simplifications of more complex chemical processes that occur in nature.