6 HF + 2 V 3 H2 + 2 VF3

This is an oxidation-reduction (redox) reaction:

2 V0 - 6 e- 2 VIII (oxidation)

6 HI + 6 e- 6 H0 (reduction)

V is a reducing agent, HF is an oxidizing agent.

Reactants:

  • HFFluorane source: wikipedia, accessed: 2019-09-27source: wikipedia, accessed: 2019-09-27
    • Other names: Hydrogen fluoride source: wikipedia, accessed: 2019-09-27source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Hydrofluoric acid source: wikipedia, accessed: 2019-09-27source: NIOSH NPG, accessed: 2019-09-02, Fluorhydric acid source: wikipedia, accessed: 2019-09-27
    • Appearance: Colourless gas or colourless liquid (below 19.5 °C) source: wikipedia, accessed: 2019-09-27; Colorless solution source: wikipedia, accessed: 2019-09-27; Colourless gas or colourless fuming liquid with pungent odour source: ICSC, accessed: 2019-09-04; Colourless fuming liquid with pungent odour source: ICSC, accessed: 2019-09-04; Colorless gas or fuming liquid (below 67°F) with a strong, irritating odor. [Note: Shipped in cylinders.] source: NIOSH NPG, accessed: 2019-09-02
  • V
    • Names: Vanadium source: wikidata, accessed: 2019-09-07, V source: wikidata, accessed: 2019-09-07, Element 23 source: wikidata, accessed: 2019-09-07

Products:

  • H2
    • Names: Dihydrogen source: wikidata, accessed: 2019-09-07, Hydrogen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, H2 source: wikidata, accessed: 2019-09-07
    • Appearance: Odourless colourless compressed gas source: ICSC, accessed: 2019-09-04
  • VF3
    • Names: Vanadium(III) fluoride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02, Vanadium fluoride source: wikipedia, accessed: 2019-09-27, Vanadium trifluoride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
    • Appearance: Yellow-green powder (anhydrous) | Green powder (trihydrate) source: wikipedia, accessed: 2019-09-27