The Owens College Junior Course of Practical ChemistryMacmillan and Company, 1887 - 201 sider |
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Resultat 1-5 av 37
Side 20
... becomes complex , and other gases are generated so rapidly that an explosion may occur . 29. Properties of nitrous oxide . Combustible substances burn in nitrogen monoxide almost as brightly as in oxygen . They decompose the gas ...
... becomes complex , and other gases are generated so rapidly that an explosion may occur . 29. Properties of nitrous oxide . Combustible substances burn in nitrogen monoxide almost as brightly as in oxygen . They decompose the gas ...
Side 24
... contents of the flask to become quite cold before pouring the liquid away . 35. Properties of carbon monoxide . ( a ) The gas burns with a blue flame even when mixed with carbon dioxide , as it is when prepared 24 PRACTICAL CHEMISTRY.
... contents of the flask to become quite cold before pouring the liquid away . 35. Properties of carbon monoxide . ( a ) The gas burns with a blue flame even when mixed with carbon dioxide , as it is when prepared 24 PRACTICAL CHEMISTRY.
Side 27
... become very hot , and must be allowed to cool completely ; it is then poured into a flask ( about one litre capacity ) , the mixture of salt and manganese dioxide is added , and the contents of the flask shaken . The flask is now ...
... become very hot , and must be allowed to cool completely ; it is then poured into a flask ( about one litre capacity ) , the mixture of salt and manganese dioxide is added , and the contents of the flask shaken . The flask is now ...
Side 33
... becomes nearly colour- less , and evaporate carefully to dryness , and ignite to convert the sodium iodate into iodide . ( NaIO3 NaIO3 ) . A white salt is obtained , which is sodium iodide . litre ( a ) Dissolve it in water and add to ...
... becomes nearly colour- less , and evaporate carefully to dryness , and ignite to convert the sodium iodate into iodide . ( NaIO3 NaIO3 ) . A white salt is obtained , which is sodium iodide . litre ( a ) Dissolve it in water and add to ...
Side 46
... becomes colourless in the reducing flame . ( See also under b . ) ( h ) Barium salts colour the non - lumi- nous gas flame pale green . Strontium salts colour the non - luminous gas flame bright crimson . Calcium salts colour the non ...
... becomes colourless in the reducing flame . ( See also under b . ) ( h ) Barium salts colour the non - lumi- nous gas flame pale green . Strontium salts colour the non - luminous gas flame bright crimson . Calcium salts colour the non ...
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Vanlige uttrykk og setninger
acetic acid added AgNO3 alkaline ammonia ammonium antimony aqua regia arsenic barium black precipitate blue colour boiling borax bromide brown calcium carbon dioxide charcoal splinter chloride cipitate compounds conducting tube copper Crown 8vo crucible crystals decomposed dilute solutions dissolved distilled drop Edition evaporate Fcap filter filtrate flask fused glass grams group reagents H₂O H₂S hydrate hydrochloric acid hydrogen insoluble iodide iodine iron liquid manganese manganese dioxide mercury metallic mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitric acid numerous Illustrations observe obtained oxalic acid oxygen phosphorus platinum porcelain potassium chlorate powder produces a precipitate produces a white Professor reaction reducing flame residue salt silver chloride silver nitrate sodium sodium carbonate solu soluble soluble in excess soluble in HCl soluble in HNO3 substance sulphate sulphide sulphuric acid tartaric acid tion violet wash Weigh white precipitate yellow precipitate yields zinc
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