Mg + FeSO₄ → Fe + MgSO₄

This is an oxidation-reduction (redox) reaction:

Mg is a reducing agent, FeSO₄ is an oxidizing agent.

Reactants:

• Mg
  • Names: Magnesium , Magnesium (powder) , Magnesium (pellets) ... show moreMg , Element 12 , Magnesium turnings show less
  • Appearance: Grey powder ; Silvery-white metallic 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)

Products:

• 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
• MgSO₄ – Magnesium sulfate
  • Other names: Epsom salt (heptahydrate) , English salt , Bitter salts ... show moreBath salts , MgSO4 , Magnesium sulphate , Magnesium sulfate anhydrous , Epsom salt , Heptahydrate , Magnesium(II) sulfate , Magnesium sulfate (1:1) , Magnesiumsulfat show less
  • Appearance: White crystalline solid ; Hygroscopic odourless white crystals or powder