Manual of Qualitative Chemical AnalysisJ. Wiley, 1874 - 434 pages |
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Page 32
... addition in excess , " " supersaturation , " & c . , often induce novices to suppose that they cannot add too much of the reagent , and thus some will fill a test tube with acid , simply to supersaturate a few drops 32 [ § 17 REAGENTS ...
... addition in excess , " " supersaturation , " & c . , often induce novices to suppose that they cannot add too much of the reagent , and thus some will fill a test tube with acid , simply to supersaturate a few drops 32 [ § 17 REAGENTS ...
Page 33
... addition of an insufficient amount is to be equally avoided , since a reagent , when added in insufficient quantity , often produces phenomena quite different from those . which will appear if the same reagent be added in excess : e . g ...
... addition of an insufficient amount is to be equally avoided , since a reagent , when added in insufficient quantity , often produces phenomena quite different from those . which will appear if the same reagent be added in excess : e . g ...
Page 41
... addition of some chloride of sodium . If the crude acid contains chlorine , this should be removed first by the cautious addition of solution of sulphurous acid , before proceeding to the distillation ; if , on the other hand , it ...
... addition of some chloride of sodium . If the crude acid contains chlorine , this should be removed first by the cautious addition of solution of sulphurous acid , before proceeding to the distillation ; if , on the other hand , it ...
Page 68
... addition of the reagent . Some of the me- tallic cyanides redissolve in the cyanide of potassium , even in pre- sence of free hydrocyanic acid and upon boiling , invariably as double cyanides ; whilst others combine with cyanogen ...
... addition of the reagent . Some of the me- tallic cyanides redissolve in the cyanide of potassium , even in pre- sence of free hydrocyanic acid and upon boiling , invariably as double cyanides ; whilst others combine with cyanogen ...
Page 70
... addition of that reagent leaves not the slightest residue when evaporated on platinum foil . Uses . - Baryta forms with many acids soluble , with others in- soluble compounds . This property of baryta affords us , therefore , a means of ...
... addition of that reagent leaves not the slightest residue when evaporated on platinum foil . Uses . - Baryta forms with many acids soluble , with others in- soluble compounds . This property of baryta affords us , therefore , a means of ...
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Common terms and phrases
acetic acid acid solution acidified addition alcohol alkaline earths alkaloids alumina ammonia antimony aqueous solution arsenic acid baryta binoxide blowpipe boiling brucia carbonate of ammonia carbonate of soda carbonic acid chloric acid chloride of ammonium chloride of barium cobalt color colorless compounds contains copper crucible crystals cyanide of potassium decomposed detection dilute solutions dissolve ether examination excess filter filtrate flame fluid heat hydrate hydro hydrochloric acid hydrogen hydrosulphuric acid ignition insoluble latter lime magnesia manganese mercury metallic mixed mixture neutral nitrate of silver nitric acid oxalic acid oxide phosphate phosphoric acid platinum portion potassa powder PRECIPITATE IS FORMED present protoxide pure quantity quina readily reagent redissolve residue separation sesquioxide sesquioxide of iron silicic acid solu soluble in water solution of soda solutions of salts strontia strychnia substance sulphate sulphide of ammonium sulphuric acid tartaric acid tion treat tube undissolved volatile wash white precipitate yellow zinc
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