The Owens College Course of Practical Organic ChemistryMacmillan, 1887 - 200 σελίδες |
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Σελίδα 7
... sulphuric acid it must be repeatedly shaken with about 20 per cent . of the acid until the latter becomes only slightly yellow on standing . This is done in a stoppered separating funnel , and after shaking for a minute the mixture is ...
... sulphuric acid it must be repeatedly shaken with about 20 per cent . of the acid until the latter becomes only slightly yellow on standing . This is done in a stoppered separating funnel , and after shaking for a minute the mixture is ...
Σελίδα 17
... acid , sp . gr . 1'42 . conc . sulphuric acid . 150 " " A well - cooled mixture of 100 grms . conc . nitric acid , and 150 grms . conc . sulphuric acid is slowly added from a tap - funnel to 50 grms . benzene contained in a flask of ...
... acid , sp . gr . 1'42 . conc . sulphuric acid . 150 " " A well - cooled mixture of 100 grms . conc . nitric acid , and 150 grms . conc . sulphuric acid is slowly added from a tap - funnel to 50 grms . benzene contained in a flask of ...
Σελίδα 19
... sulphuric acid is that of a dehydrating agent , taking up the water formed in the reaction . Properties . - Light yellow liquid , smelling of bitter almonds ; b . p . 206 ° -207 ° ; sp . gr . 1208 at 15 ° ; it solidifies at + 3 ...
... sulphuric acid is that of a dehydrating agent , taking up the water formed in the reaction . Properties . - Light yellow liquid , smelling of bitter almonds ; b . p . 206 ° -207 ° ; sp . gr . 1208 at 15 ° ; it solidifies at + 3 ...
Σελίδα 23
... sulphuric acid , is introduced into a fine capillary tube sealed at one end . The substance is shaken to the bottom of the tube by gently tapping the sealed ACETANILIDE . 23 99 Phenol VI Acetanilide Melting-point determination.
... sulphuric acid , is introduced into a fine capillary tube sealed at one end . The substance is shaken to the bottom of the tube by gently tapping the sealed ACETANILIDE . 23 99 Phenol VI Acetanilide Melting-point determination.
Σελίδα 24
... sulphuric acid contained in a small beaker , which it half fills . The beaker is gently heated over a small flame until the substance melts . The temperature is then noted . FIG . 14 . The lower end of the thermometer bulb and the ...
... sulphuric acid contained in a small beaker , which it half fills . The beaker is gently heated over a small flame until the substance melts . The temperature is then noted . FIG . 14 . The lower end of the thermometer bulb and the ...
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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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