Sentence Examples


  • Water decomposes it into silicofluoric acid and silicic acid: 3SiF 4 +3H 2 0 =2H2SiF6+ H 2 SiO 3.
  • It burns with a pale-blue flame forming silicon fluoride, silicofluoric acid and silicic acid.
  • Silicofluoric acid, H2SiF6, is obtained as shown above, and also by the action of sulphuric acid on barium silicofluoride, or by absorbing silicon fluoride in aqueous hydrofluoric acid.
  • Wood has studied the iridescent colours seen when a precipitate of potassium silicofluoride is produced by adding silicofluoric acid to a solution of potassium chloride, and found that they are due to the same cause, the refractive index of the minute crystals precipitated being about the same as that of the solution, which latter can be varied by dilution.
  • Or barium peroxide may be decomposed by hydrochloric, hydrofluoric, sulphuric or silicofluoric acids (L.
 

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