The Owens College Junior Course of Practical Chemistry |
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Page 19
... dilute with twice its bulk of water ; add am- monia solution ( 24 ) cautiously , and with constant stir- ring until a drop of the liquid ceases to colour litmus paper red . Observe that as the ammonia is added the red colour caused by ...
... dilute with twice its bulk of water ; add am- monia solution ( 24 ) cautiously , and with constant stir- ring until a drop of the liquid ceases to colour litmus paper red . Observe that as the ammonia is added the red colour caused by ...
Page 31
... dilute HCl chlorine will be liberated by the action of the acid , and the cloth will be bleached . 41. Preparation of hypochlorous acid . When diluted nitric acid is added to calcium hypo- chlorite , hypochlorous acid and calcium ...
... dilute HCl chlorine will be liberated by the action of the acid , and the cloth will be bleached . 41. Preparation of hypochlorous acid . When diluted nitric acid is added to calcium hypo- chlorite , hypochlorous acid and calcium ...
Page 32
... dilute sulphuric acid , and heat gently . Observe the violet vapours filling the retort as soon as the iodine is given off , and the grey deposit of iodine on the neck of the retort and in the receiver . If a large quantity forms in the ...
... dilute sulphuric acid , and heat gently . Observe the violet vapours filling the retort as soon as the iodine is given off , and the grey deposit of iodine on the neck of the retort and in the receiver . If a large quantity forms in the ...
Page 44
... dilute H2SO4 heavy white precipitate of PbSO4 . Bismuth bead soluble in HNO3 . Solution evapo- rated with HCl yields with H2S black precipitate of BigS3 Antimony bead soluble in HNO3 . Solution evapo- rated with HCl yields with H2S ...
... dilute H2SO4 heavy white precipitate of PbSO4 . Bismuth bead soluble in HNO3 . Solution evapo- rated with HCl yields with H2S black precipitate of BigS3 Antimony bead soluble in HNO3 . Solution evapo- rated with HCl yields with H2S ...
Page 48
... dilute nitric acid , and observe that it is scarcely soluble ; moisten now with solution of sodium hypochlorite , and observe its instant solubility . Metallic beads . - The less volatile metals may be obtained as beads , when their ...
... dilute nitric acid , and observe that it is scarcely soluble ; moisten now with solution of sodium hypochlorite , and observe its instant solubility . Metallic beads . - The less volatile metals may be obtained as beads , when their ...
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Common terms and phrases
acetic acid acid solutions added AgNO3 alkaline ammonia ammonium antimony aqua regia arsenic BaCO3 Barium black precipitate blue boiling borax brown calcium Cambridge carbon dioxide chloride cipitate Cobalt colour compounds conducting tube copper Crown 8vo decomposed dissolved Edition ENGLISH evaporate Extra fcap fcap filter FILTRATE flask Fused grams green group reagents H₂O H₂S Heated on charcoal hydrate hydrochloric acid hydrogen insoluble iodide iodine late Fellow LATIN manganese manganese dioxide mercury mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitrate nitric acid observe obtained Owens College oxalic oxalic acid oxygen phosphorus platinum potassium chlorate preparation produces a precipitate produces a white Prof Professor reaction reducing flame residue revised salt School silver sodium solu soluble soluble in excess soluble in HCl soluble in HNO3 substance sulphate sulphide sulphuric acid Tartaric acid Thallium tion Trinity College white precipitate yellow precipitate yields zinc
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