The Owens College Junior Course of Practical ChemistryMacmillan and Company, 1887 - 201 sider |
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Side 34
... bromide and manganese dioxide , potassium sul- phate , manganese sulphate , bromine , and water are produced . Thus : 2 KBr + MnO2 + 2 H2SO4 2382 + 87 + = K2SO4 + MnSO4 + Br2 + 2 H2O . 196 = 160 + 36 . 1742 + 151 + Proceed exactly as in ...
... bromide and manganese dioxide , potassium sul- phate , manganese sulphate , bromine , and water are produced . Thus : 2 KBr + MnO2 + 2 H2SO4 2382 + 87 + = K2SO4 + MnSO4 + Br2 + 2 H2O . 196 = 160 + 36 . 1742 + 151 + Proceed exactly as in ...
Side 35
Francis Jones. 46. Preparation of sodium bromide . Bromine is dissolved by a solution of caustic soda and sodium bromide ( NaBr ) , sodium bromate ( NaBrO3 ) and water are produced . Thus : 6 Br + 6 NaHO 480 + = 5 NaBr + NaBrO3 + 3 H , O ...
Francis Jones. 46. Preparation of sodium bromide . Bromine is dissolved by a solution of caustic soda and sodium bromide ( NaBr ) , sodium bromate ( NaBrO3 ) and water are produced . Thus : 6 Br + 6 NaHO 480 + = 5 NaBr + NaBrO3 + 3 H , O ...
Side 57
... Bromides ( 112 ) and Iodides ( 113 ) . Yellow and soluble in HNO3 indicates Phosphates ( 98 ) . Black indicates Sulphides ( 117 ) ( see e ) . ( g ) If neither water nor HCl has dissolved the substance , try nitric acid ; and if this ...
... Bromides ( 112 ) and Iodides ( 113 ) . Yellow and soluble in HNO3 indicates Phosphates ( 98 ) . Black indicates Sulphides ( 117 ) ( see e ) . ( g ) If neither water nor HCl has dissolved the substance , try nitric acid ; and if this ...
Side 58
... Bromide , and Iodide of Silver , Carbon , and Sulphur . Heat the substance in a dry tube , and observe whether- ( a ) It fuses and volatilizes completely . Sulphur ( smells of SO2 ) . ( b ) It fuses , but does not volatilize . Iodide of ...
... Bromide , and Iodide of Silver , Carbon , and Sulphur . Heat the substance in a dry tube , and observe whether- ( a ) It fuses and volatilizes completely . Sulphur ( smells of SO2 ) . ( b ) It fuses , but does not volatilize . Iodide of ...
Side 59
... Chlorides ( 111 ) . Bromides ( 112 ) . " 9 Iodides ( 113 ) . Fluorides ( 101 ) . " " " " Nitrates ( 23 ) . Nitrites ( 116 ) . Acetic Acid Acetates 128 ) . PART III . REACTIONS OF THE COMMONLY OCCUR . RING TESTS FOR INSOLUBLE SALTS . 59.
... Chlorides ( 111 ) . Bromides ( 112 ) . " 9 Iodides ( 113 ) . Fluorides ( 101 ) . " " " " Nitrates ( 23 ) . Nitrites ( 116 ) . Acetic Acid Acetates 128 ) . PART III . REACTIONS OF THE COMMONLY OCCUR . RING TESTS FOR INSOLUBLE SALTS . 59.
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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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