The Owens College Junior Course of Practical ChemistryMacmillan and Company, 1887 - 201 páginas |
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Página 5
... filtrate in a porcelain basin to a small bulk ; on cooling , crystals of votassium chloride will separate out . Pour off the mother liquor , dry the crystals between filter paper , and keep them in a small bottle for future experiments ...
... filtrate in a porcelain basin to a small bulk ; on cooling , crystals of votassium chloride will separate out . Pour off the mother liquor , dry the crystals between filter paper , and keep them in a small bottle for future experiments ...
Página 12
... filtrate to a small bulk . On cooling , crystals of zinc sulphate will be formed , which are drained from the mother liquor , dried between filter paper , and kept in a corked tube or bottle for future examination . 16. Hydrogen is an ...
... filtrate to a small bulk . On cooling , crystals of zinc sulphate will be formed , which are drained from the mother liquor , dried between filter paper , and kept in a corked tube or bottle for future examination . 16. Hydrogen is an ...
Página 65
... FILTRATE . Groups II . , III . , IV . & V. AgCl , Hg2Cl2 , PbCl Wash precipitate twice with cold water , and add washings to filtrate , then twice with hot water , and test part of this for lead with dilute H2SO4 . White precipitate ...
... FILTRATE . Groups II . , III . , IV . & V. AgCl , Hg2Cl2 , PbCl Wash precipitate twice with cold water , and add washings to filtrate , then twice with hot water , and test part of this for lead with dilute H2SO4 . White precipitate ...
Página 70
... filtrate from the Silver Group add an equal bulk of HCl , boil down nearly to dryness , dilute with H2O , and pass H2S through the hot solution . Filter . RESIDUE . FILTRATE . HgS , PbS , Bi2S3 , CuS , Cds , SnS , SnS2 , Sb2S3 , and ...
... filtrate from the Silver Group add an equal bulk of HCl , boil down nearly to dryness , dilute with H2O , and pass H2S through the hot solution . Filter . RESIDUE . FILTRATE . HgS , PbS , Bi2S3 , CuS , Cds , SnS , SnS2 , Sb2S3 , and ...
Página 71
... FILTRATE . 7 Pb , Bi , Cu , Cd . Add H2SO4 , and boil down . White precipitate in- dicates Lead . Filter from PbSO4 , and add ( NH4 ) HO to filtrate . Filter . A white precipitate . Dissolve in HCl , evapo- rate to a small bulk , and ...
... FILTRATE . 7 Pb , Bi , Cu , Cd . Add H2SO4 , and boil down . White precipitate in- dicates Lead . Filter from PbSO4 , and add ( NH4 ) HO to filtrate . Filter . A white precipitate . Dissolve in HCl , evapo- rate to a small bulk , and ...
Otras ediciones - Ver todas
Términos y frases comunes
acetic acid added AgNO3 alkaline ammonia ammonium antimony aqua regia arsenic barium black precipitate blue colour boiling borax bromide brown calcium carbon dioxide charcoal splinter chloride cipitate compounds conducting tube copper Crown 8vo crucible crystals decomposed dilute solutions dissolved distilled drop Edition evaporate Fcap filter filtrate flask fused glass grams group reagents H₂O H₂S hydrate hydrochloric acid hydrogen insoluble iodide iodine iron liquid manganese manganese dioxide mercury metallic mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitric acid numerous Illustrations observe obtained oxalic acid oxygen phosphorus platinum porcelain potassium chlorate powder produces a precipitate produces a white Professor reaction reducing flame residue salt silver chloride silver nitrate sodium sodium carbonate solu soluble soluble in excess soluble in HCl soluble in HNO3 substance sulphate sulphide sulphuric acid tartaric acid tion violet wash Weigh white precipitate yellow precipitate yields zinc
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