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Boron   /bˈɔrˌɑn/   Listen
noun
Boron  n.  (Chem.) A nonmetallic element occurring abundantly in borax. It is reduced with difficulty to the free state, when it can be obtained in several different forms; viz., as a substance of a deep olive color, in a semimetallic form, and in colorless quadratic crystals similar to the diamond in hardness and other properties. It occurs in nature also in boracite, datolite, tourmaline, and some other minerals. Atomic number 5. Atomic weight 10.81. Symbol B.






Collaborative International Dictionary of English 0.48








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"Boron" Quotes from Famous Books



... attributed by Dr Liebreich to other causes, and that all persons declared themselves to be in better physical condition after seven months than they had been before. On the whole the balance of evidence seems to be that while no acute injury is likely to result from boron compounds in food, they are liable to produce ...
— Project Gutenberg Encyclopedia

... thin sprinkling of hydrocarbon molecules out there too. Hydrocarbon appears ordinarily as methane gas, but out there it rings up as CH. Methane is CH4. And there are also scandium oxide molecules making unfamiliar faces at us. And oxide of boron—with ...
— The Sky Trap • Frank Belknap Long

... processes of the second class, based upon the formation of nitrides and their subsequent decomposition, the nitrides of boron and titanium had received most attention from inventors. The nitride of boron, which is obtained by treating boracic acid with carbon in the presence of nitrogen, when acted upon by steam, forms boracic acid again and ...
— Scientific American Supplement, No. 717, September 28, 1889 • Various

... CHARACTERISTICS OF CHEMICAL SUBSTANCES.—Preliminary Remarks, Oxygen (Tables), Sulphur and its Compounds, Nitrogen ditto, Chlorine ditto, Bromine ditto, Iodine ditto, Fluorine ditto, Phosphorous ditto, Boron ditto, Carbon ditto, Hydrogen ditto, Observations, Ammonium and its Compounds (Tables), Thorium ditto, Zirconium ditto, Aluminium ditto, Yttrium ditto, Glucinum ditto, Magnesium ditto, Calcium ditto, Strontium ditto, Barium ditto, Lithium ditto, Sodium and its Compounds ...
— The Dyeing of Cotton Fabrics - A Practical Handbook for the Dyer and Student • Franklin Beech



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