realizați transformarea NaOH->Fe(OH)²->Fe(OH)³->Fe²O³->Fe->FeCl²->Fe->Cu

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30 Agustus 2025 chimie 5 minute
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Clasă: Education Materie: chimie
realizați transformarea NaOH->Fe(OH)²->Fe(OH)³->Fe²O³->Fe->FeCl²->Fe->Cu
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2NaOH + FeCl2 = Fe(OH)2 + 2NaCl
Fe(OH)2 + o2 + H2O = Fe(OH)3
2Fe(OH)3 = Fe2O3 + 3H2O
Fe2O3 +3 H2 = 2Fe + 3H2O
Fe + 2HCl = FeCl2 + H2
FeCl2 + 2Na = Fe + 2NaCl
Fe + CuCl2 = Cu + FeCl2
Răspunsul a fost dat în data 30 Agustus 2025

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