Sentence Examples


  • BORON (symbol B, atomic weight ii), one of the non-metallic elements, occurring in nature in the form of boracic (boric) acid, and in various borates such as borax, tincal,.
  • The dark product obtained is washed with water, hydrochloric acid and hydrofluoric acid, and finally calcined again with the oxide or with borax, being protected from air during the operation by a layer of charcoal.
  • Boron nitride BN is formed when boron is burned either in air or in nitrogen, but can be obtained more readily by heating to redness in a platinum crucible a mixture of one part of anhydrous borax with two parts of dry ammonium chloride.
  • The atomic weight of boron has been determined by estimating the water content of pure borax (J.
  • Borax marshes are numerous in the west and south-west, but they are no longer commercially productive.

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