Chemical News and Journal of Physical Science, Tom 117Chemical news office., 1918 |
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Strona 12
... Elements.- Manne Siegbahn and W. Stenström . - The authors have examined the X - ray spectrum of a preparation of RaG with that of ordinary lead . The atomic weight of the preparation was 206'05 , while that of ordinary lead is 207.18 ...
... Elements.- Manne Siegbahn and W. Stenström . - The authors have examined the X - ray spectrum of a preparation of RaG with that of ordinary lead . The atomic weight of the preparation was 206'05 , while that of ordinary lead is 207.18 ...
Strona 19
... element in the current output , and is supplied to manufacturers of sulphur - black . The company is now producing large quantities of sodium nitrite , for the use of dyers and manufacturers of azo colours . Empire Chemical Co. , New ...
... element in the current output , and is supplied to manufacturers of sulphur - black . The company is now producing large quantities of sodium nitrite , for the use of dyers and manufacturers of azo colours . Empire Chemical Co. , New ...
Strona 24
... elements neces- sary for the theory of the concentration in retorts of weak nitric acid , and the denitration in towers of nitro sulphuric acid mixtures . Preparation of Acyl Hydroxylamines from the Oximes of a - Ketonic Acids . -J ...
... elements neces- sary for the theory of the concentration in retorts of weak nitric acid , and the denitration in towers of nitro sulphuric acid mixtures . Preparation of Acyl Hydroxylamines from the Oximes of a - Ketonic Acids . -J ...
Strona 30
... elements , generally speaking , is the greater the more dissimilar the elements are . In the action of the residual chemical energy ( physico - chemical forces ) we see just the reverse ; hydro- carbons and their immediate derivations ...
... elements , generally speaking , is the greater the more dissimilar the elements are . In the action of the residual chemical energy ( physico - chemical forces ) we see just the reverse ; hydro- carbons and their immediate derivations ...
Strona 32
... elements , as for example between the alkali metals and the halogens . This tendency is most readily explained in terms of Lewis's theory . On the other hand , all through chemistry we find evidence of reactions occurring between ...
... elements , as for example between the alkali metals and the halogens . This tendency is most readily explained in terms of Lewis's theory . On the other hand , all through chemistry we find evidence of reactions occurring between ...
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