Word equation: Copper (II) chloride + Sodium sulfide → Copper (II) sulfide + Sodium chloride
Type of Chemical Reaction: For this reaction we have a double displacement reaction.
Balancing Strategies: In this double dispalcement reaction the Cu in CuCl2 and the Na in Na2S are switching places.
Be sure to only change the coefficients (the numbers in front of the compounds) when balancing chemical equations.