S (s) + Fe (s) → FeS (s)

This is an oxidation-reduction (redox) reaction:

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

Reactants:

• S
  • Names: Sulfur , S , Sulphur ... show moreElement 16 , Flowers of sulfur , Flour sulfur , Brimstone show less
  • Appearance: Yellow solid in various forms
• 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:

• FeS
  • Names: Iron(II) sulfide , Iron sulfide , Ferrous sulfide ... show moreBlack iron sulfide , Protosulphuret of iron , Ferrous sulphide , Iron(II) sulphide show less
  • Appearance: Gray, sometimes in lumps or powder