Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 1
... manganese was searched for in iron , if the longest line of Mn was absent , the short lines must also be absent on the hypothesis that the elements are elementary ; if the longest line were present , then the impurity was traced down to ...
... manganese was searched for in iron , if the longest line of Mn was absent , the short lines must also be absent on the hypothesis that the elements are elementary ; if the longest line were present , then the impurity was traced down to ...
Strona 4
... manganese taken under the same conditions . I do not find these lines . I say , therefore , that there is no impurity of iron in manganese , but although the longest iron lines are not there , some of the fainter basic ones are . This I ...
... manganese taken under the same conditions . I do not find these lines . I say , therefore , that there is no impurity of iron in manganese , but although the longest iron lines are not there , some of the fainter basic ones are . This I ...
Strona 9
... manganese richest in silicium has only 10 per cent . Its origin is unknown . In all the arrangements in general use for regulating the electric light , the carbon pencils are placed in the same straight line , and end to end . When the ...
... manganese richest in silicium has only 10 per cent . Its origin is unknown . In all the arrangements in general use for regulating the electric light , the carbon pencils are placed in the same straight line , and end to end . When the ...
Strona 18
... manganese , in the potassium permanganate first spoken of , determined gravimetrically by precipita- tion as sulphide , solution in hydrochloric acid , re - precipita- tion as caibonate and estimation as proto - sesquioxide , was 31.50 ...
... manganese , in the potassium permanganate first spoken of , determined gravimetrically by precipita- tion as sulphide , solution in hydrochloric acid , re - precipita- tion as caibonate and estimation as proto - sesquioxide , was 31.50 ...
Strona 34
... manganese , zinc , nickel , copper , and lead . On Cinchonin and Cinchonidin . - Z . K. Skraup . - To the former of these the author ascribes the formula C19H22N2O , and considers that cinchonidin has exactly the same composition ...
... manganese , zinc , nickel , copper , and lead . On Cinchonin and Cinchonidin . - Z . K. Skraup . - To the former of these the author ascribes the formula C19H22N2O , and considers that cinchonidin has exactly the same composition ...
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