помогите составить уравнения по цепочке
1.Fe + 2HCl = FeCl2 + h2
2. FeCl2 + 2NaOH = Fe(OH)2+2NaCl
3. Fe(OH)2 = FeO + H2O
4. FeO + CO = Fe + CO2↑
5. 4Fe(OH)2 + O2 + 2H2O = 4Fe(OH)3
6. 3H2SO4 + 2Fe(OH)3 = Fe2(SO4)3 + 6H2O
7.
8. 2Fe + 3Br2(насыщ.) = 2FeBr3
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Answers & Comments
1.Fe + 2HCl = FeCl2 + h2
2. FeCl2 + 2NaOH = Fe(OH)2+2NaCl
3. Fe(OH)2 = FeO + H2O
4. FeO + CO = Fe + CO2↑
5. 4Fe(OH)2 + O2 + 2H2O = 4Fe(OH)3
6. 3H2SO4 + 2Fe(OH)3 = Fe2(SO4)3 + 6H2O
7.
8. 2Fe + 3Br2(насыщ.) = 2FeBr3