The Chemical News and Journal of Physical Science, Volúmenes33-34Griffin, Bohn and Company, 1876 |
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Página 7
... oxide may be easily conserved in a dry state and when necessary dissolved in ammonia . A solution of cuprous oxide in ammonia absorbing oxygen gas turns blue , owing to the formation of cupric oxide ( CuO ) . The solution of cupric oxide ...
... oxide may be easily conserved in a dry state and when necessary dissolved in ammonia . A solution of cuprous oxide in ammonia absorbing oxygen gas turns blue , owing to the formation of cupric oxide ( CuO ) . The solution of cupric oxide ...
Página 12
... oxide of iron . 3. On the same river Saksagane exist layers of mag- netic iron ore and of brown hematite ; a sample of the latter analysed gave the following average composition : - Oxide of iron Manganese Silica Per cent . 73'40 1'30 ...
... oxide of iron . 3. On the same river Saksagane exist layers of mag- netic iron ore and of brown hematite ; a sample of the latter analysed gave the following average composition : - Oxide of iron Manganese Silica Per cent . 73'40 1'30 ...
Página 16
... oxide Ferric oxide .. Manganous oxide Calcium carbonate Calcium sulphate Loss or undetermined 40'24 38.62 10'73 .. 0'70 2'00 5'30 2:05 0'36 100'00 CORRESPONDENCE . " IN ABSENTIA ' DEGREES . To the Editor of the Chemical News . SIR ...
... oxide Ferric oxide .. Manganous oxide Calcium carbonate Calcium sulphate Loss or undetermined 40'24 38.62 10'73 .. 0'70 2'00 5'30 2:05 0'36 100'00 CORRESPONDENCE . " IN ABSENTIA ' DEGREES . To the Editor of the Chemical News . SIR ...
Página 36
... oxide , for every chemist " who has used a blowpipe knows that , with silica and soda present , copper oxide will afford " at a bright red heat , " with a supply of oxygen , a blue glass . The fragments shown me had not , indeed , a ...
... oxide , for every chemist " who has used a blowpipe knows that , with silica and soda present , copper oxide will afford " at a bright red heat , " with a supply of oxygen , a blue glass . The fragments shown me had not , indeed , a ...
Página 47
... oxide of manganese retains a con- siderable quantity of soda , which is extremely difficult to get rid of ; and , on the other hand , if ammonium acetate is used , the precipitation of the manganese is very slow or it requires a large ...
... oxide of manganese retains a con- siderable quantity of soda , which is extremely difficult to get rid of ; and , on the other hand , if ammonium acetate is used , the precipitation of the manganese is very slow or it requires a large ...
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acetic acetic acid action al-Khazini alcohol alizarin alkali ammonia ammonium amount analysis anemometer aniline aniline-black anthracen apparatus bilirubin biliverdin body boiling bromine calcium carbonic acid caustic cent Chemical Society chemistry chemists chlorate chloride colour compound condensation containing copper crystallisation cyanide cyanogen decomposed decomposition described dilute dissolved distilled electricity employed ether evaporation examination experiments filter filtrate furnace gases give glass grms heat hydrate hydrochloric acid hydrogen Improvements inches insoluble iron kilos light lime liquid litre London manganese manufacture matter means mercury metal meteorites method mixture nitrate nitric acid nitrogen observed obtained ordinary oxide oxidised oxygen paper passed phosphate phosphoric acid platinum potash potassium precipitate present produced Prof pure quantity radiometer reaction researches residue Royal salt sample selenium soda sodium soluble solution substance sugar sulphate sulphide sulphuric acid temperature tion tube vanadium vapour whilst zinc
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