Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 1
... organic com- pounds by reduction with sodium and alcohol was described a few years ago by Stephanoff ( Ber . , 1906 , xxxix . , 4056 ) . The writer recently attempted to use this method in deter- mining chlorbenzol , but the results ...
... organic com- pounds by reduction with sodium and alcohol was described a few years ago by Stephanoff ( Ber . , 1906 , xxxix . , 4056 ) . The writer recently attempted to use this method in deter- mining chlorbenzol , but the results ...
Strona 24
... organic compounds , which have only one atom of hydrogen in the molecule , are very at Low Temperatures , " by Prof. Sir James Dewar , F.R.S. , & c . SATURDAY , 21st . - Royal Institution , 3. " Problems in the Career of the Great ...
... organic compounds , which have only one atom of hydrogen in the molecule , are very at Low Temperatures , " by Prof. Sir James Dewar , F.R.S. , & c . SATURDAY , 21st . - Royal Institution , 3. " Problems in the Career of the Great ...
Strona 47
... Organic Compounds . The Unit of this Absorption . In discussions concerning the colour of organic compounds it is customary to speak of the selective absorption as being due to certain ions or molecules . This is probably true in the ...
... Organic Compounds . The Unit of this Absorption . In discussions concerning the colour of organic compounds it is customary to speak of the selective absorption as being due to certain ions or molecules . This is probably true in the ...
Strona 48
... organic compounds it is considered that the valency electrons move in the interatomic spaces with considerable ease . In the metals a large number of the electrons are free . In organic compounds that are transparent to certain wave ...
... organic compounds it is considered that the valency electrons move in the interatomic spaces with considerable ease . In the metals a large number of the electrons are free . In organic compounds that are transparent to certain wave ...
Strona 59
... organic substances are given in detail . It will be observed that the order in which the subjects are taken is rather unusual , but since each section is quite independent of the preceding and complete in itself it would be easy to make ...
... organic substances are given in detail . It will be observed that the order in which the subjects are taken is rather unusual , but since each section is quite independent of the preceding and complete in itself it would be easy to make ...
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