Elementary instruction in chemical analysis [tr. from Anleitung zur qualitativen chemischen Analyse] ed. by J.L. Bullock |
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Page 27
... yellow soda coloration ; but if the flame be now looked at through a deep - blue cobalt glass , or through solution of indigo , the yellow soda coloration will disappear , and will be replaced by the violet potassa tint . A simple ...
... yellow soda coloration ; but if the flame be now looked at through a deep - blue cobalt glass , or through solution of indigo , the yellow soda coloration will disappear , and will be replaced by the violet potassa tint . A simple ...
Page 54
... Yellow polysulphide of ammonium . Preparation . - Transmit hydrosulphuric acid gas through 3 parts of solution of ammonia until no further absorption takes place ; then add 2 parts more of the same solution of ammonia . The action of ...
... Yellow polysulphide of ammonium . Preparation . - Transmit hydrosulphuric acid gas through 3 parts of solution of ammonia until no further absorption takes place ; then add 2 parts more of the same solution of ammonia . The action of ...
Page 55
... yellow by moderate exposure to the air may be used for all purposes requiring the employ- ment of yellow sulphide of ammonium . The yellow sulphide may also be expeditiously prepared by digesting the protosulphide with some sulphur ...
... yellow by moderate exposure to the air may be used for all purposes requiring the employ- ment of yellow sulphide of ammonium . The yellow sulphide may also be expeditiously prepared by digesting the protosulphide with some sulphur ...
Page 58
... yellow tint to it , or give a yellow precipitate ; the residue which remains upon evaporating its solution to dryness , after previous supersaturation with hydrochloric acid , must leave no residue ( silicic acid ) when redissolved in ...
... yellow tint to it , or give a yellow precipitate ; the residue which remains upon evaporating its solution to dryness , after previous supersaturation with hydrochloric acid , must leave no residue ( silicic acid ) when redissolved in ...
Page 59
... yellow by heating with a solution of molybdate of ammonia mixed with nitric acid . Uses . - Sulphurous acid has a great tendency to pass to the state of sulphuric acid by absorbing oxygen . It is therefore one of our most powerful ...
... yellow by heating with a solution of molybdate of ammonia mixed with nitric acid . Uses . - Sulphurous acid has a great tendency to pass to the state of sulphuric acid by absorbing oxygen . It is therefore one of our most powerful ...
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Common terms and phrases
acetic acid acid solution acidified addition alcohol alkaline earths alkaloids alumina ammonia antimony aqueous solution arsenic arsenious acid baryta bismuth blowpipe boiling carbonate of soda carbonic acid charcoal chloric acid chloride of ammonium chloride of barium cobalt color colorless compounds concentrated sulphuric acid containing copper crystalline crystals cyanide cyanide of potassium decomposed detection dilute solutions dissolves readily dryness ether evaporate examination excess ferrocyanide filter filtrate flame fluid heat hydrate hydro hydrochloric acid hydrogen hydrosulphuric acid ignition insoluble iodide iodine latter lime magnesia mercury metallic mixed mixture neutral nitrate of silver nitric acid oxalic acid oxide phosphate phosphoric acid platinum portion powder precipitate is formed present produces protochloride protoxide reaction reagent redissolves residue salts separation sesquioxide sesquioxide of iron silicic acid soluble in water strontia suboxide substance sulphate sulphide sulphide of ammonium sulphuric acid tartaric acid teroxide treat tube undissolved volatile wash whilst white precipitate yellow zinc
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