Blowpipe Analysis |
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Page 11
... volatile substances , which may be recognized by their odour , or by the colour of their vapours ; it is also used to decompose substances . Sodium hyposulphite ( thiosulphate ) , Na2S2O3 , freed from its water of crystallization to a ...
... volatile substances , which may be recognized by their odour , or by the colour of their vapours ; it is also used to decompose substances . Sodium hyposulphite ( thiosulphate ) , Na2S2O3 , freed from its water of crystallization to a ...
Page 18
... redness . By this treatment it is ascertained whether the substance is completely or partly volatile , or whether it suffers any other change . 1. - THE SUBSTANCE IS COMPLETELY OR PARTIALLY VOLATILIZED . 18 [ 8 BLOWPIPE ANALYSIS .
... redness . By this treatment it is ascertained whether the substance is completely or partly volatile , or whether it suffers any other change . 1. - THE SUBSTANCE IS COMPLETELY OR PARTIALLY VOLATILIZED . 18 [ 8 BLOWPIPE ANALYSIS .
Page 19
... volatile acid , such as sulphuric , nitric , hydrochloric , or hydrofluoric acid . 10. ( 2 ) Gas or Vapour is Evolved . The most commonly occurring are : ( a ) Oxygen easily detected by the flaming of a glowing chip of wood held in the ...
... volatile acid , such as sulphuric , nitric , hydrochloric , or hydrofluoric acid . 10. ( 2 ) Gas or Vapour is Evolved . The most commonly occurring are : ( a ) Oxygen easily detected by the flaming of a glowing chip of wood held in the ...
Page 23
... ( volatile ) . From red to black , red when cold ; ferric oxide ( non - volatile ) [ No. 60 ] . 2. Fusion : alkaline salts . 3. Carbonization : organic substances . 4. Phosphorescence : alkaline earths , earths , zinc oxide , tin oxide ...
... ( volatile ) . From red to black , red when cold ; ferric oxide ( non - volatile ) [ No. 60 ] . 2. Fusion : alkaline salts . 3. Carbonization : organic substances . 4. Phosphorescence : alkaline earths , earths , zinc oxide , tin oxide ...
Page 24
... volatile white sublimate of arsenic trioxide is formed , consisting of minute octo- hedral crystals . By gently heating , it may be driven from one part of the tube to another [ No. 73 ] . 16. Antimony . White fumes are evolved , which ...
... volatile white sublimate of arsenic trioxide is formed , consisting of minute octo- hedral crystals . By gently heating , it may be driven from one part of the tube to another [ No. 73 ] . 16. Antimony . White fumes are evolved , which ...
Common terms and phrases
acid potassium sulphate aluminium plate antimony arsenic arsenic trioxide assay bismuth Bismuth oxide blowpipe bluish-green borax Borax bead Borax on Platinum boric acid bromine brown Cambridge charcoal chloride chromium clear glass cobalt Cobalt Solution cold colour colourless compounds containing cooling copper Crown 8vo detected dioxide dissolved Edition ELEMENTARY TREATISE English Extra fcap film flame-colouration flux Forceps formed fused fusible glass becomes GREEK grey heated on charcoal hydrochloric acid incrustation iodide iron John's College late Fellow LATIN lead mass matrass mercury metallic bead METALLIC OXIDES microcosmic bead microcosmic salt moistened nickel nitrate nitric acid numerous Illustrations obtained odour opaque Owens College oxidizing flame Platinum Wire potassium sulphate powder Professor reactions reddish-brown reducing flame Salt on Platinum saturated School selenium silica silver small quantity sodium carbonate sublimate sulphide sulphuric acid tellurium Tellurium dioxide tion trioxide violet volatile whilst hot yellow yellowish yellowish-green yield zinc
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