Na2SnO2 + 2 AgNO3 + 2 NaOH → 2 Ag + Na2SnO3 + 2 NaNO3 + H2O

This is an oxidation-reduction (redox) reaction:

2 AgI + 2 e- → 2 Ag0 (reduction)

SnII - 2 e- → SnIV (oxidation)

AgNO3 is an oxidizing agent, Na2SnO2 is a reducing agent.

Reactants:

  • Na2SnO2
  • AgNO3 – Silver(I) nitrate, Silver nitrate source: wikipedia, accessed: 2019-09-28
    • Other names: Silver nitrate source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Nitric acid silver(1+) salt source: wikipedia, accessed: 2019-09-28, Lapis infernalis source: wikipedia, accessed: 2019-09-28
    • Appearance: Colorless solid source: wikipedia, accessed: 2019-09-28; Odourless colourless or white crystals source: ICSC, accessed: 2019-09-04
  • NaOH
    • Names: Sodium hydroxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Caustic soda source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Lye source: wikidata, accessed: 2019-09-02
    • Appearance: White, waxy, opaque crystals source: wikipedia, accessed: 2019-09-27; White hygroscopic solid in various forms source: ICSC, accessed: 2019-09-04; Colorless to white, odorless solid (flakes, beads, granular form). source: NIOSH NPG, accessed: 2019-09-02

Products:

  • Ag
    • Names: Silver source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, Ag source: wikidata, accessed: 2019-09-07, Element 47 source: wikidata, accessed: 2019-09-07
    • Appearance: White metal. turns dark on exposure to ozone, hydrogen sulfide or sulfur source: ICSC, accessed: 2019-09-04
  • Na2SnO3
  • NaNO3 – Sodium nitrate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Other names: Peru saltpeter source: wikipedia, accessed: 2019-09-27, Soda niter source: wikipedia, accessed: 2019-09-27, Cubic niter source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: White powder or colorless crystals source: wikipedia, accessed: 2019-09-27; Colourless hygroscopic crystals source: ICSC, accessed: 2019-09-04
  • H2O – Water, oxidane source: wikipedia, accessed: 2019-09-27
    • Other names: Water (H2O) source: wikipedia, accessed: 2019-09-27, Hydrogen hydroxide (HH or HOH) source: wikipedia, accessed: 2019-09-27, Hydrogen oxide source: wikipedia, accessed: 2019-09-27
    • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas source: wikipedia, accessed: 2019-09-27