The Owens College Course of Practical Organic Chemistry |
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Page 3
... passes into the inner tube of the condenser . The bulb of the thermometer is adjusted below this side limb , so that it is heated by the ascending vapours of the boiling liquid . BOILING - POINT DETERMINATION . - A correct determination ...
... passes into the inner tube of the condenser . The bulb of the thermometer is adjusted below this side limb , so that it is heated by the ascending vapours of the boiling liquid . BOILING - POINT DETERMINATION . - A correct determination ...
Page 8
... passes over , the temperature suddenly rises , and the higher boiling liquid distils . Thus , in the separation of ethyl benzene ( p . 16 from its ethereal solution , the ether ( B. P. 35 ° ) distils off almost completely at the ...
... passes over , the temperature suddenly rises , and the higher boiling liquid distils . Thus , in the separation of ethyl benzene ( p . 16 from its ethereal solution , the ether ( B. P. 35 ° ) distils off almost completely at the ...
Page 10
... passes into the condenser , and the separation is more I FIG . 4 . FIG . 5 FIG . 6 . FIG . 7 . FIG . 8 . The apparatus of Linnemann ( Figs . 4 and 5 ) contains a series of wire gauze cups , that of Glinsky ( Fig . 6 ) and Lebel and ...
... passes into the condenser , and the separation is more I FIG . 4 . FIG . 5 FIG . 6 . FIG . 7 . FIG . 8 . The apparatus of Linnemann ( Figs . 4 and 5 ) contains a series of wire gauze cups , that of Glinsky ( Fig . 6 ) and Lebel and ...
Page 14
... passes over and the tempera- ture then rises rapidly , the chief portion of liquid boiling between 150 ° and 155 ° , which is separately collected . The colourless distillate is nearly pure bromobenzene . Small quantities of para ...
... passes over and the tempera- ture then rises rapidly , the chief portion of liquid boiling between 150 ° and 155 ° , which is separately collected . The colourless distillate is nearly pure bromobenzene . Small quantities of para ...
Page 19
... passes over , the temperature then rises , and the nitrobenzene distils at 204 ° —207 ° , and is separately collected . The brown residue contains a small quantity of dinitro- benzene . CH6 + HONO2 = CH5NO2 + H2O Nitrobenzene . Benzene ...
... passes over , the temperature then rises , and the nitrobenzene distils at 204 ° —207 ° , and is separately collected . The brown residue contains a small quantity of dinitro- benzene . CH6 + HONO2 = CH5NO2 + H2O Nitrobenzene . Benzene ...
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Common terms and phrases
50 grms absolute alcohol acetic acid action aldehyde allyl ammonia ammonium anhydrous aniline aromatic Assistant-Master atom benzaldehyde benzene benzoic acid benzoyl chloride benzyl boiling calcium chloride Cambridge caustic potash caustic soda chloroform cold colour colourless compound conc containing cooling Crown 8vo crystals decomposes dilute dissolved distilled ELEMENTARY ethylene bromide evolution Extra fcap fatty Fcap Fellow of Trinity Fifty grms filtered filtrate Fittig formed fumes Globe 8vo glycerin Greek grms H₂O heated hot water hundred grms hydrochloric acid hydrogen iodide John's College late Fellow layer litre capacity LL.D mesitylene mixture nitric acid oxalic acid Pharm phenol phosphorus Phys potassium carbonate potassium cyanide powdered Prep PREPARATION PRIMER Professor Properties.-Colourless liquid purified reaction reflux condenser residue retort revised round-bottomed flask salt School separated slowly added small quantity soda solution sodium solidifies soluble in water sulphuric acid temperature Trinity College tube vessel washed water-bath
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