Chemical News and Journal of Physical Science, Tom 105Chemical news office., 1912 |
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Strona 1
... described . quently I received some lumps of fused boron which had been prepared from magnesium boride obtained in the reaction between boric anhydride and excess of magnesium . The magnesium boride dissociates at a relatively low ...
... described . quently I received some lumps of fused boron which had been prepared from magnesium boride obtained in the reaction between boric anhydride and excess of magnesium . The magnesium boride dissociates at a relatively low ...
Strona 2
... described . Several fragments were clamped to- gether to form the electrodes . It is not easy to get the spark to pass between cold boron poles owing to its high electrical resistance . When the two pole pieces are held in brass clips ...
... described . Several fragments were clamped to- gether to form the electrodes . It is not easy to get the spark to pass between cold boron poles owing to its high electrical resistance . When the two pole pieces are held in brass clips ...
Strona 3
... described below , was obtained from ( 1 ) the Société Electrométal- lurgique Française , La Praz , Savoy , and ( 2 ) from the British Aluminium Company . A few specimens of re- melted scrap metal were used in one or two of the density ...
... described below , was obtained from ( 1 ) the Société Electrométal- lurgique Française , La Praz , Savoy , and ( 2 ) from the British Aluminium Company . A few specimens of re- melted scrap metal were used in one or two of the density ...
Strona 7
... described and their properties given . The isolated compounds were : - Dihydroxystearic acid , C18H3604 picoline carboxylic acid , CHO2N ; agroceric acid , C21H42O3 ; and agrosterol , C26H44O.H2O . Since the publication in this Bulletin ...
... described and their properties given . The isolated compounds were : - Dihydroxystearic acid , C18H3604 picoline carboxylic acid , CHO2N ; agroceric acid , C21H42O3 ; and agrosterol , C26H44O.H2O . Since the publication in this Bulletin ...
Strona 9
... described the resolution into their optically active components of the members of the series of carbinols from methylethylcarbinol to methyl - n - undecylcarbinol . It was intended to continue the series so as to include methyl- n ...
... described the resolution into their optically active components of the members of the series of carbinols from methylethylcarbinol to methyl - n - undecylcarbinol . It was intended to continue the series so as to include methyl- n ...
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