24 HCl + 4 Al + 3 Na2MoO4 12 H2O + 6 NaCl + 4 AlCl3 + 3 MoCl2

This is an oxidation-reduction (redox) reaction:

3 MoVI + 12 e- 3 MoII (reduction)

4 Al0 - 12 e- 4 AlIII (oxidation)

Na2MoO4 is an oxidizing agent, Al is a reducing agent.

Reactants:

  • HClChlorane source: wikipedia, accessed: 2019-09-27, Hydrogen chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Hydrochloric acid source: wikipedia, accessed: 2019-09-27source: NIOSH NPG, accessed: 2019-09-02, Hydrochloric acid gas source: wikipedia, accessed: 2019-09-27, HCl source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless, transparent liquid, fumes in air if concentrated source: wikipedia, accessed: 2019-09-27; Colorless gas source: wikipedia, accessed: 2019-09-27; Colourless compressed liquefied gas with pungent odour source: ICSC, accessed: 2019-09-04; Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.] source: NIOSH NPG, accessed: 2019-09-02
  • Al
    • Names: Aluminum source: wikidata, accessed: 2019-09-07source: NIOSH NPG, accessed: 2019-09-02, Aluminium powder source: ICSC, accessed: 2019-09-04, Al source: wikidata, accessed: 2019-09-07
    • Appearance: Silvery-white-to-grey powder source: ICSC, accessed: 2019-09-04; Silvery-white, malleable, ductile, odorless metal. source: NIOSH NPG, accessed: 2019-09-02
  • Na2MoO4Sodium molybdate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04
    • Other names: Disodium molybdate source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Sodium molybdate (anh.) source: wikidata, accessed: 2019-09-02, Na2MoO4 source: wikidata, accessed: 2019-09-02
    • Appearance: White powder source: wikipedia, accessed: 2019-09-27; White powder source: ICSC, accessed: 2019-09-04

Products:

  • H2OWater, 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
  • NaClSodium chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Salt source: wikidata, accessed: 2019-09-02, Table salt source: wikidata, accessed: 2019-09-02, Common salt source: wikidata, accessed: 2019-09-02
    • Appearance: Colorless cubic crystals source: wikipedia, accessed: 2019-09-27
  • AlCl3Aluminium chloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Other names: Aluminium(III) chloride source: wikipedia, accessed: 2019-09-27source: ICSC, accessed: 2019-09-04, Aluminum trichloride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Aluminum chloride source: wikidata, accessed: 2019-09-02
    • Appearance: White or pale yellow solid | hygroscopic source: wikipedia, accessed: 2019-09-27; Colourless-to-white powder. turns grey-to-yellow on exposure to moisture source: ICSC, accessed: 2019-09-04
  • MoCl2
    • Names: Molybdenum(II) chloride source: wikidata, accessed: 2019-09-02