Fe + CuS4 → Cu + FeS4
Reactants:
- Fe
- Names: Iron
, Fe
, Element 26
Fer
, 26Fe
, Eisen
, Ferrum
, Hierro
, Carbonyl iron
, Electrolytic iron
, Ferrum metallicum
, Iron powder
, Iron, carbonyl
, Iron, electrolytic
, Iron, elemental
, Iron, reduced
, Reduced iron 
- CuS4
Products:
- Cu
- Names: Copper

, Copper (dusts and mists, as Cu)
, Cu
CU-7
, Tatum-T
, Paragard T 380A
, Element 29
, Cuprum
, Copper metal dusts
, Copper metal fumes 
- Appearance: Solid in various forms. turns green on exposure to moist air
; Reddish, lustrous, malleable, odorless solid. 
- FeS4