Cu + NiSO4 → CuSO4 + Ni

This is an oxidation-reduction (redox) reaction:

Cu0 - 2 e- → CuII (oxidation)

NiII + 2 e- → Ni0 (reduction)

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

Reactants:

  • Cu
    • Names: Copper source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, Copper (dusts and mists, as Cu) source: NIOSH NPG, accessed: 2019-09-02, Cu source: wikidata, accessed: 2019-09-07
    • Appearance: Solid in various forms. turns green on exposure to moist air source: ICSC, accessed: 2019-09-04; Reddish, lustrous, malleable, odorless solid. source: NIOSH NPG, accessed: 2019-09-02
  • NiSO4 – Nickel(II) sulfate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Nickelous sulfate source: wikipedia, accessed: 2019-09-27, Nickel(ii)sulphate source: ICSC, accessed: 2019-09-04, NiSO4 source: wikidata, accessed: 2019-09-02
    • Appearance: Yellow solid (anhydrous) | blue crystals (hexahydrate) | green-blue crystals (heptahydrate) source: wikipedia, accessed: 2019-09-27; Yellow-to-green crystals source: ICSC, accessed: 2019-09-04

Products:

  • CuSO4 – Copper(II) sulfate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Cupric sulphate source: wikipedia, accessed: 2019-09-27source: ICSC, accessed: 2019-09-04, Blue vitriol (pentahydrate) source: wikipedia, accessed: 2019-09-27, Bluestone (pentahydrate) source: wikipedia, accessed: 2019-09-27
    • Appearance: Gray-white (anhydrous) | blue (pentahydrate) source: wikipedia, accessed: 2019-09-27; White hygroscopic crystals source: ICSC, accessed: 2019-09-04
  • Ni
    • Names: Nickel source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, Ni source: wikidata, accessed: 2019-09-07, Element 28 source: wikidata, accessed: 2019-09-07
    • Appearance: Silvery metallic lustrous solid in various forms source: ICSC, accessed: 2019-09-04