Question

Fe – FeCI2 –Fe(OH)2 – FeO – Fe – FeCI3 –Fe(OH)3 – Fe2O3 – Fe2(SO4)3 – Fe – Fe2O3

Answer 1

Ответ:

Fe+2Cl=FeCl2

FeCl2 + 2NaOH = Fe(OH)2 + 2NaCl

Fe(OH)2 = FeO + H2O

2FeO = 2Fe + O2

2Fe + 3Cl2 = 2FeCl3

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

2Fe(OH)3 = Fe2O3 + 3H2O

Fe2O3 + 3H2SO4 = Fe2(SO4)3 + 3H2O

Fe2(SO4)3 + 6Na = 2Fe + 3Na2SO4

4Fe + 3O2 = 2Fe2O3

Объяснение:

Использовала натрий, но можно использовать калий

Надеюсь смогла помочь

Answer 2

It looks like you've listed a sequence of chemical compounds involving iron (Fe) in various oxidation states and chemical forms. This sequence appears to represent a series of reactions or transformations involving iron compounds. Let's break down each compound in the sequence:

1. Fe: Elemental iron, typically in the metallic state with zero oxidation state.

2. FeCl2: Iron(II) chloride, where iron is in the +2 oxidation state.

3. Fe(OH)2: Iron(II) hydroxide, also with iron in the +2 oxidation state.

4. FeO: Iron(II) oxide or ferrous oxide, still with iron in the +2 oxidation state.

5. Fe: Elemental iron again, as in the third position.

6. FeCl3: Iron(III) chloride, where iron is in the +3 oxidation state.

7. Fe(OH)3: Iron(III) hydroxide, with iron in the +3 oxidation state.

8. Fe2O3: Iron(III) oxide or ferric oxide, where iron is in the +3 oxidation state.

9. Fe2(SO4)3: Iron(III) sulfate, containing iron in the +3 oxidation state.

10. Fe: Elemental iron once more.

11. Fe2O3: Iron(III) oxide again, as in the eighth position.

It seems like you're describing a series of redox reactions and chemical transformations involving iron in both its +2 and +3 oxidation states, forming various iron compounds such as oxides, hydroxides, chlorides, and sulfates. If you have specific questions about these compounds or their reactions, please feel free to ask!