Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
Z wnętrza książki
Wyniki 1 - 5 z 49
Strona 13
... sodium and potassium , lead , thallium , and the like , but unlike them again it contains no one line which is clearly and unmis- takably reversed on all occasions . Compared , however , with the spectrum of such bodies as cerium and ...
... sodium and potassium , lead , thallium , and the like , but unlike them again it contains no one line which is clearly and unmis- takably reversed on all occasions . Compared , however , with the spectrum of such bodies as cerium and ...
Strona 16
... sodium sulphate and acetate in this way , and a good many persous present did the same . I used ordinary castor oil . 2. Absorbent substances , when not at once saturated by the solution , and provided the absorption is not too rapid ...
... sodium sulphate and acetate in this way , and a good many persous present did the same . I used ordinary castor oil . 2. Absorbent substances , when not at once saturated by the solution , and provided the absorption is not too rapid ...
Strona 17
... sodium acetate to clean the sharp point after every experiment with boiling water or preferably a red heat . Cold water and wiping will not generally clean a penknife for in- stance , owing to the great adhesiveness of the salt . Next ...
... sodium acetate to clean the sharp point after every experiment with boiling water or preferably a red heat . Cold water and wiping will not generally clean a penknife for in- stance , owing to the great adhesiveness of the salt . Next ...
Strona 18
... sodium ,, and which had been found entirely free from nitrogen compounds . It was then distilled with 6 grms . pig - iron in a vessel entirely made of glass , the pig - iron having been previously repeatedly distilled with water , until ...
... sodium ,, and which had been found entirely free from nitrogen compounds . It was then distilled with 6 grms . pig - iron in a vessel entirely made of glass , the pig - iron having been previously repeatedly distilled with water , until ...
Strona 20
... sodium iodide is an unstable iodide of sulphur , | and I would suggest the following equations explaining the reaction : - ( 1. ) KI + H2SO3 = HI + KHSO3 . ( 2. ) 8HI + 2SO2 = 4H2O + 16 + I2S2 ( ? ) ( 3. ) 12 + 2H2O + SO2 = 2HI + H2SO4 ...
... sodium iodide is an unstable iodide of sulphur , | and I would suggest the following equations explaining the reaction : - ( 1. ) KI + H2SO3 = HI + KHSO3 . ( 2. ) 8HI + 2SO2 = 4H2O + 16 + I2S2 ( ? ) ( 3. ) 12 + 2H2O + SO2 = 2HI + H2SO4 ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetic acid action alcohol alizarin alkali ammonia amount analysis aniline apparatus atomic aurin blue body boiling Boy Court calcium carbon carbonic acid cent chambers CHEMICAL NEWS Office Chemical Notices Chemistry chemists chloric acid chloride College colour compounds containing copper crystallisation crystals determined detonation dilute dissolved distillation ether experiments explosive formed furnace gases give glass grms gun-cotton heat hydrochloric acid hydrogen iodide iodine iron Laboratory lime lines liquid London Ludgate Hill magnetic manganese manufacture Messrs metal method mixture molecular molecules nitrate nitre nitric acid nitrogen Notices from Foreign obtained ordinary organic matter oxide oxidised oxygen paper Patent phosphorus plates platinum potash potassium precipitate present produced Prof quantity reaction residue Royal salts sample Society soda sodium soluble solution specific gravity spectrum substance sugar sulphate sulphide sulphuric acid temperature terpene tion tube vapour weight William zinc