Fe + 2 HCl → FeCl2 + H2
FeCl2 + 2 NaOH → Fe(OH)2 + 2 NaCl
3 Fe(OH)2 + Pb(OH)3 → 3 Fe(OH)3 + Pb
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Fe + 2 HCl → FeCl2 + H2
FeCl2 + 2 NaOH → Fe(OH)2 + 2 NaCl
3 Fe(OH)2 + Pb(OH)3 → 3 Fe(OH)3 + Pb