Sentence Examples


  • To obtain the metal chemically pure a specially prepared pure oxide or salt of zinc is distilled.
  • Chemically related to vanadium are the two elements tantalum and columbium or niobium.
  • Lord Rayleigh in 1894 found that the density of atmospheric nitrogen was about 2% higher than that of chemically prepared nitrogen, a discovery which led to the isolation of the rare gases of the atmosphere.
  • When carbon dioxide is passed into this solution the whole of the added oxide, and even part of the oxide of the normal salt, is precipitated as a basic carbonate chemically similar, but not quite equivalent as a pigment, to white lead.
  • It is very similar to strychnine, both chemically and physiologically.