The Owens College Junior Course of Practical Chemistry |
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Page 54
... acetic acid . Uranium . - Borax bead yellow , in the oxidizing flame , which becomes green in the reducing flame , especially on addition of SnCl2 . The following tests for phosphorus and sulphur compounds are exceedingly delicate ...
... acetic acid . Uranium . - Borax bead yellow , in the oxidizing flame , which becomes green in the reducing flame , especially on addition of SnCl2 . The following tests for phosphorus and sulphur compounds are exceedingly delicate ...
Page 59
... ) . " " Iodides ( 113 ) . 99 Fluorides ( 101 ) . Nitrates ( 23 ) . Oxides of Nitrogen " " Nitrites ( 116 ) . Acetic Acid " . Acetates 128 ) . PART III . REACTIONS OF THE COMMONLY OCCUR . RING TESTS FOR INSOLUBLE SALTS . 59.
... ) . " " Iodides ( 113 ) . 99 Fluorides ( 101 ) . Nitrates ( 23 ) . Oxides of Nitrogen " " Nitrites ( 116 ) . Acetic Acid " . Acetates 128 ) . PART III . REACTIONS OF THE COMMONLY OCCUR . RING TESTS FOR INSOLUBLE SALTS . 59.
Page 76
... Acetic acid , added to solutions of As¿O ̧ and then KHO in slight excess , yields ( after evaporation to dryness ) , on ignition in a small tube , oxide of cacodyl 2 ( As ( CH3 ) 2 ) O , readily recognized by its power- ful and ...
... Acetic acid , added to solutions of As¿O ̧ and then KHO in slight excess , yields ( after evaporation to dryness ) , on ignition in a small tube , oxide of cacodyl 2 ( As ( CH3 ) 2 ) O , readily recognized by its power- ful and ...
Page 85
Francis Jones. 5. KNO2 , added to cobalt solutions with addition of acetic acid , produces on standing in a warm place a yellow crystalline precipitate ( double nitrite of potas- sium and cobalt ) . * 6. Fused with borax in either blow ...
Francis Jones. 5. KNO2 , added to cobalt solutions with addition of acetic acid , produces on standing in a warm place a yellow crystalline precipitate ( double nitrite of potas- sium and cobalt ) . * 6. Fused with borax in either blow ...
Page 86
... acetic acid and in excess of the reagent . This solution is not precipi- tated by HS , but is re - precipitated by NH4Cl , or by adding ( NH4 ) HO after acidifying with HCl . 3. ( NH ) HO also precipitates Al2 ( HO ) , soluble in a very ...
... acetic acid and in excess of the reagent . This solution is not precipi- tated by HS , but is re - precipitated by NH4Cl , or by adding ( NH4 ) HO after acidifying with HCl . 3. ( NH ) HO also precipitates Al2 ( HO ) , soluble in a very ...
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Common terms and phrases
acetic acid acid solutions added AgNO3 produces alkaline ammonia ammonium antimony aqua regia arsenic BaCl BaCl2 barium beaker black precipitate blow-pipe blue coloration boiling borax bromides brown CaCl2 calcium chlorate cipitate cold colour compounds copper Crown 8vo crucible crystals decomposed dilute solutions dissolved drop evolved FeSO4 filter filtrate flask Fused glass gramme grams group reagents H₂O H₂S H₂SO hydrate hydrochloric acid hydrogen insoluble iodide iodine iron liquid litre manganese manganese dioxide mercury mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitric acid obtained oxalic acid oxide oxygen phosphorus platinum porcelain potassium potassium chlorate powder produces a precipitate produces a white reactions reducing flame residue salt separation silver chloride silver nitrate sodium sodium carbonate solu soluble soluble in excess soluble in HCl soluble in HNO3 strontium substance sulphate sulphide sulphuric acid Tartaric acid tion violet wash Weigh white precipitate yellow precipitate yields zinc