Chemical News and Journal of Industrial Science, Tomy 109-110Chemical news office., 1914 |
Z wnętrza książki
Wyniki 1 - 5 z 99
Strona 5
... elements , and concluded that they were identical ; a conclusion which , if it were true , would have involved the ... elements in them , niobium and pelopium . " The latter supposed element was afterwards found to be non - existent ...
... elements , and concluded that they were identical ; a conclusion which , if it were true , would have involved the ... elements in them , niobium and pelopium . " The latter supposed element was afterwards found to be non - existent ...
Strona 11
... elements of sanitation , and inspectors , builders , and plumbers , medical officers of health , and householders Leuchs's inference is not quite conclusive , for the facts admit of different interpretations ; for example , if the ...
... elements of sanitation , and inspectors , builders , and plumbers , medical officers of health , and householders Leuchs's inference is not quite conclusive , for the facts admit of different interpretations ; for example , if the ...
Strona 14
... Element , Lanthanum Cerium 99 Praseodymium 13 Neodymium 99 " " 56.1 Samarium 99 prisms 3512 Gadolinium Long needles 23'0 ... elements , no study would be complete without determining the behaviour of mixtures of the dimethyl phosphates ...
... Element , Lanthanum Cerium 99 Praseodymium 13 Neodymium 99 " " 56.1 Samarium 99 prisms 3512 Gadolinium Long needles 23'0 ... elements , no study would be complete without determining the behaviour of mixtures of the dimethyl phosphates ...
Strona 26
... ELEMENTS . By HAWKSWORTH COLLINS . THE most regular row in the Periodic Table is the second containing the elements sodium , magnesium , aluminium , silicon , phosphorus , sulphur , and chlorine ; and it must have been this row which ...
... ELEMENTS . By HAWKSWORTH COLLINS . THE most regular row in the Periodic Table is the second containing the elements sodium , magnesium , aluminium , silicon , phosphorus , sulphur , and chlorine ; and it must have been this row which ...
Strona 27
... elements are either equal to or greater than the nearest whole numbers . This fact distinctly suggests that some impurity is liable to be present which causes some of the atomic weights to appear greater than they really are . 2. If ...
... elements are either equal to or greater than the nearest whole numbers . This fact distinctly suggests that some impurity is liable to be present which causes some of the atomic weights to appear greater than they really are . 2. If ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
absorption acetate action active alcohol alkali alloy aluminium ammonium amount analysis anode apparatus aqueous atomic weight B.Sc benzene carbon dioxide cent Chem chemical Chemistry chloride colloidal colour compounds concentration containing copper crystallised curves D.Sc derivatives determined dilute dissolved distilled electric electrolyte electrons equation esters experiments formation formic acid gases gives glass heat Hedychium hydrochloric acid hydrogen hydroxide increase investigation iodide iodine ions iron liquid lithium perchlorate melting metal method methyl mixture molecular molecules nitrate nitric acid nitrogen observed obtained ordinary oxalic oxalic acid oxide oxygen paper passive phenol polarisation potassium precipitate present pressure Prof quantity radium rays reaction reagent residue rotation rotatory power salt shown silver Society sodium soluble solution solvent substances sulphate sulphide sulphuric acid surface tartaric acid temperature theory tion Trans tube ultra-violet vapour velocity volume W. H. PERKIN ΙΟ