5 H2O + 5 H2SO4 + 7 CaF2 + Ta2O5 → 5 CaSO4*2H2O + 2 Ca(TaF7)

Reactants:

  • 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
  • H2SO4 – Sulfuric acid source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-07source: NIOSH NPG, accessed: 2019-09-02
    • Other names: Oil of vitriol source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Sulfuric acid, concentrated (> 51% and < 100%) source: ICSC, accessed: 2019-09-04, H2SO4 source: wikidata, accessed: 2019-09-07
    • Appearance: Clear, colorless liquid source: wikipedia, accessed: 2019-09-27; Odourless colourless oily hygroscopic liquid source: ICSC, accessed: 2019-09-04; Colorless to dark-brown, oily, odorless liquid. [Note: Pure compound is a solid below 51°F. Often used in an aqueous solution.] source: NIOSH NPG, accessed: 2019-09-02
  • CaF2
    • Names: Calcium fluoride source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04, Kalziumdifluorid source: wikidata, accessed: 2019-09-02, Kalziumfluorid source: wikidata, accessed: 2019-09-02
    • Appearance: White crystalline solid (single crystals are transparent) source: wikipedia, accessed: 2019-09-27; Colourless crystals or white hygroscopic powder source: ICSC, accessed: 2019-09-04
  • Ta2O5 – Tantalum(V) oxide source: wikipedia, accessed: 2019-09-27, Ditantalum pentaoxide source: wikipedia, accessed: 2019-09-27
    • Other names: Tantalum pentoxide source: wikipedia, accessed: 2019-09-27, Tantalum pentoxide source: wikidata, accessed: 2019-09-02
    • Appearance: White, odorless powder source: wikipedia, accessed: 2019-09-27

Products:

  • CaSO4*2H2O
    • Names: Gypsum source: wikidata, accessed: 2019-09-07source: NIOSH NPG, accessed: 2019-09-02, Gypsum (mineral) source: ICSC, accessed: 2019-09-04, Gypsum mineral source: wikidata, accessed: 2019-09-07
    • Appearance: White crystalline powder or lumps source: ICSC, accessed: 2019-09-04; White or nearly white, odorless, crystalline solid. source: NIOSH NPG, accessed: 2019-09-02
  • Ca(TaF7)