NiSO₄ (aq) + Fe (s) → Ni (s) + FeSO₄ (aq)

This is an oxidation-reduction (redox) reaction:

NiSO₄ is an oxidizing agent, Fe is a reducing agent.

Reactants:

• NiSO₄ – Nickel(II) sulfate
  • Other names: Nickelous sulfate , Nickel(ii)sulphate , NiSO4 ... show moreNickel sulphate , Nickel(II) sulfate (1:1) , Nickel sulfate(1:1) , Nickel sulfate , Nickel(II) sulphate , Nickelous sulphate , Nickel(2+) sulfate show less
  • Appearance: Yellow solid (anhydrous) | blue crystals (hexahydrate) | green-blue crystals (heptahydrate) ; Yellow-to-green crystals
• Fe
  • Names: Iron , Fe , Element 26 ... show moreFer , 26Fe , Eisen , Ferrum , Hierro , Carbonyl iron , Electrolytic iron , Ferrum metallicum , Iron powder , Iron, carbonyl , Iron, electrolytic , Iron, elemental , Iron, reduced , Reduced iron show less

Products:

• Ni
  • Names: Nickel , Ni , Element 28 ... show more28Ni , Metallic nickel show less
  • Appearance: Silvery metallic lustrous solid in various forms
• FeSO₄ – Iron(II) sulphate
  • Other names: Iron(II) sulfate , Ferrous sulfate , Green vitriol ... show moreIron vitriol , Copperas , Melanterite , Szomolnokite , Ferrous sulfate , Iron sulfate (1:1) , Iron(II) sulfate (1:1) , Ferrous sulfate (anhydrous) , Ferrous sulfate (anh.) , Iron(2+) sulfate (anh.) , FeSO4 , Fe(II)SO4 , Ferrous sulfate anhydrous show less
  • Appearance: White crystals (anhydrous) | White-yellow crystals (monohydrate) | Blue-green crystals (heptahydrate)