The Owens College Junior Course of Practical ChemistryMacmillan and Company, 1887 - 201 páginas |
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Página 4
... dioxide . Potassium chlorate when mixed with about one - fifth of its weight of manganese dioxide , gives off its oxygen at a much lower temperature than when heated alone , although the oxide itself remains quite unaltered . FIG . 2 ...
... dioxide . Potassium chlorate when mixed with about one - fifth of its weight of manganese dioxide , gives off its oxygen at a much lower temperature than when heated alone , although the oxide itself remains quite unaltered . FIG . 2 ...
Página 5
... dioxide is potassium chloride , and unaltered manganese dioxide . Dissolve in water the residue in the flask from the preparation of oxygen , filter from the insoluble manga- nese dioxide , and evaporate the filtrate in a porcelain ...
... dioxide is potassium chloride , and unaltered manganese dioxide . Dissolve in water the residue in the flask from the preparation of oxygen , filter from the insoluble manga- nese dioxide , and evaporate the filtrate in a porcelain ...
Página 6
... dioxide , calcium carbonate ( chalk ) and water are formed , and the former , being insoluble in water , is precipitated as a white powder . Calcium hydrate and carbon dioxide yield calcium carbonate and water : Ca ( HO ) 2 + CO2 ...
... dioxide , calcium carbonate ( chalk ) and water are formed , and the former , being insoluble in water , is precipitated as a white powder . Calcium hydrate and carbon dioxide yield calcium carbonate and water : Ca ( HO ) 2 + CO2 ...
Página 7
... dioxide is produced . Observe this by blowing the air from the lungs through a glass tube into some clear lime water , a white precipitate of cal- cium carbonate soon forms , caused by the union of the carbon dioxide of the breath with ...
... dioxide is produced . Observe this by blowing the air from the lungs through a glass tube into some clear lime water , a white precipitate of cal- cium carbonate soon forms , caused by the union of the carbon dioxide of the breath with ...
Página 8
... dioxide when dissolved in water forms an acid , and on pouring a solution of blue litmus into the wet bottle in which the sulphur was burned , observe that the blue colour is changed to red . 11. When phosphorus is burned in oxygen ...
... dioxide when dissolved in water forms an acid , and on pouring a solution of blue litmus into the wet bottle in which the sulphur was burned , observe that the blue colour is changed to red . 11. When phosphorus is burned in oxygen ...
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Términos y frases comunes
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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