The Owens College Junior Course of Practical Chemistry |
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Page 15
... boil , with- draw the lamp , separate the receiving flask containing the nitric acid from the retort , and pour out the con- tents of the latter into a dry porcelain dish . When cold , break up the cake of hydrogen potassium sulphate ...
... boil , with- draw the lamp , separate the receiving flask containing the nitric acid from the retort , and pour out the con- tents of the latter into a dry porcelain dish . When cold , break up the cake of hydrogen potassium sulphate ...
Page 31
... cool by a stream of water . Add a few drops of dilute nitric acid to the con- tents of the retort , and boil the liquid : the distillate contains a colourless solution of hypochlorous acid , which will BLEACHING ACTION OF CHLORINE . 31.
... cool by a stream of water . Add a few drops of dilute nitric acid to the con- tents of the retort , and boil the liquid : the distillate contains a colourless solution of hypochlorous acid , which will BLEACHING ACTION OF CHLORINE . 31.
Page 39
... boil for a few minutes . Withdraw the lamp , allow the precipitate to subside , and observe if a small por- tion of the clear liquid effervesce when hydrochloric acid is added to it . If so , there is still some sodium bicarbonate ...
... boil for a few minutes . Withdraw the lamp , allow the precipitate to subside , and observe if a small por- tion of the clear liquid effervesce when hydrochloric acid is added to it . If so , there is still some sodium bicarbonate ...
Page 63
... boiling HNO3 , with separation of sul- phur . 3. NaHO produces a light brown precipitate of Ag2O , insoluble in excess of NaHO , but soluble in ( NH , ) HO . 4. K CrO4 produces a dark red precipitate of Ag2CrO4 , soluble in hot HNO3 ...
... boiling HNO3 , with separation of sul- phur . 3. NaHO produces a light brown precipitate of Ag2O , insoluble in excess of NaHO , but soluble in ( NH , ) HO . 4. K CrO4 produces a dark red precipitate of Ag2CrO4 , soluble in hot HNO3 ...
Page 64
... boiled with HCl distinct globules are obtained . 5. If a drop of a neutral or only slightly acid solution of a mercurous ... boiling HCl , and the solution on cooling deposits needle - shaped crystals of PbCl 3. K2CrO4 produces a bright ...
... boiled with HCl distinct globules are obtained . 5. If a drop of a neutral or only slightly acid solution of a mercurous ... boiling HCl , and the solution on cooling deposits needle - shaped crystals of PbCl 3. K2CrO4 produces a bright ...
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Common terms and phrases
acetic acid acid solutions added AgNO3 produces alcohol alkaline ammonia ammonium antimony aqua regia arsenic barium Benzoic BENZOIC ACID black precipitate blue boiling borax calcium carbon dioxide chloride cipitate cloth cobalt College compounds conducting tube containing copper Crown 8vo decomposed dissolved distinguished English evolved Extra fcap fcap FeCl produces FeSO4 filter filtrate flask Fused grams group reagents H₂O H₂S H₂SO Heated on charcoal hydrate hydrochloric acid hydrogen insoluble iodide iodine iron Latin manganese dioxide mercury mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitrate nitric acid observe obtained oxalic oxalic acid oxygen platinum potassium chlorate produces a precipitate produces a white re-precipitated reaction reducing flame residue salts Schools separate silver sodium solu soluble in excess soluble in HCl soluble in HNO3 strontium substance sulphate sulphide sulphuric acid tartaric acid Thallium tion violet white precipitate yellow precipitate yields zinc
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