The Owens College Junior Course of Practical Chemistry |
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Page 14
... HNO3 + HKSO , 63 + 136'1 . ICI'I + 98 = Put about twenty grams of potassium nitrate ( nitre ) in a small stoppered retort , place in the tubulure FIG . 6 . a small funnel , and through this pour the same weight of strong sulphuric acid ...
... HNO3 + HKSO , 63 + 136'1 . ICI'I + 98 = Put about twenty grams of potassium nitrate ( nitre ) in a small stoppered retort , place in the tubulure FIG . 6 . a small funnel , and through this pour the same weight of strong sulphuric acid ...
Page 16
... HNO3 ) , which forms a dark - coloured compound with the ferrous sulphate . On shaking the tube , nitrogen di- oxide will escape with effervescence , and the black ring will disappear . Retain a portion of nitric acid for 27 . 23. Tests ...
... HNO3 ) , which forms a dark - coloured compound with the ferrous sulphate . On shaking the tube , nitrogen di- oxide will escape with effervescence , and the black ring will disappear . Retain a portion of nitric acid for 27 . 23. Tests ...
Page 19
... HNO3 + ( NH4 ) HO = ( NH ) NO3 + H2O . 35 = 80 +18 . 63 + Place some nitric acid ( 21 ) in an evaporating basin , and dilute with twice its bulk of water ; add am- monia solution ( 24 ) cautiously , and with constant stir- ring until a ...
... HNO3 + ( NH4 ) HO = ( NH ) NO3 + H2O . 35 = 80 +18 . 63 + Place some nitric acid ( 21 ) in an evaporating basin , and dilute with twice its bulk of water ; add am- monia solution ( 24 ) cautiously , and with constant stir- ring until a ...
Page 44
... HNO3 . Solution yields with HCl white curdy precipitate of AgCL Lead bead soluble in HNO3 . Solution yields with dilute H2SO , heavy white precipitate of PbSO4 . Bismuth bead soluble in HNO3 . Solution evapo- rated with HCl yields with ...
... HNO3 . Solution yields with HCl white curdy precipitate of AgCL Lead bead soluble in HNO3 . Solution yields with dilute H2SO , heavy white precipitate of PbSO4 . Bismuth bead soluble in HNO3 . Solution evapo- rated with HCl yields with ...
Page 45
... HNO3 + HCl yields yellow solution which gives a deep blue coloration with K4Fe ( CN ) 6 Cobalt powder soluble in HNO3 yields red solution , which gives a blue bead when fused with borax . Nickel powder soluble in HNO , yields green solu ...
... HNO3 + HCl yields yellow solution which gives a deep blue coloration with K4Fe ( CN ) 6 Cobalt powder soluble in HNO3 yields red solution , which gives a blue bead when fused with borax . Nickel powder soluble in HNO , yields green solu ...
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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