ZnCl2 (aq) + Na2S (aq) → 2 NaCl (aq) + ZnS (s)

This is a precipitation reaction: ZnS is the formed precipitate.

Reactants:

  • ZnCl2 – Zinc chloride source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Other names: Zinc(II) chloride source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Zinc dichloride source: wikipedia, accessed: 2019-09-28source: ICSC, accessed: 2019-09-04, Butter of zinc source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Appearance: White crystalline solid | hygroscopic and very deliquescent source: wikipedia, accessed: 2019-09-28; White hygroscopic odourless solid in various forms source: ICSC, accessed: 2019-09-04; White particulate dispersed in air. source: NIOSH NPG, accessed: 2019-09-02
  • Na2S
    • Names: Sodium sulfide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Disodium sulfide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02, Sodium sulfide (anhydrous) source: ICSC, accessed: 2019-09-04
    • Appearance: Colorless, hygroscopic solid source: wikipedia, accessed: 2019-09-28; White-to-yellow hygroscopic crystals with characteristic odour source: ICSC, accessed: 2019-09-04

Products:

  • NaCl – Sodium chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: {{unbulleted list source: wikipedia, accessed: 2019-09-27, Salt source: wikidata, accessed: 2019-09-02, Table salt source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless cubic crystals source: wikipedia, accessed: 2019-09-27
  • ZnS
    • Names: Zinc sulfide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Zincblende source: wikipedia, accessed: 2019-09-27, Wurtzite source: wikipedia, accessed: 2019-09-27
    • Appearance: White-to-yellow crystals or powder source: ICSC, accessed: 2019-09-04