Adolph Strecker's Short Text-book of Organic ChemistryK. Paul Trench & Company, 1881 - 789 pagini |
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Pagina 72
... needles Hg ( CN ) 2 + KI = Hg ( C2N2 ) K nacreous needles Hg ( CN ) , + AgNO , + 2H2O = Hg ( C2N2 ) Ag , 2H , O prisms O.NO2 96. Argentic cyanide , Ag ( CN ) or Ag2 ( C , N2 ) , separates as a white curdy precipitate , resembling ...
... needles Hg ( CN ) 2 + KI = Hg ( C2N2 ) K nacreous needles Hg ( CN ) , + AgNO , + 2H2O = Hg ( C2N2 ) Ag , 2H , O prisms O.NO2 96. Argentic cyanide , Ag ( CN ) or Ag2 ( C , N2 ) , separates as a white curdy precipitate , resembling ...
Pagina 75
... needles or leaves , which melt at 145 ° ; the boiling point is about 190 ° , the vapour density : 6-33 , being three times that of the single cyanogen chloride . By decomposition of potassic or mercuric cyanides by bromine , cyanogen ...
... needles or leaves , which melt at 145 ° ; the boiling point is about 190 ° , the vapour density : 6-33 , being three times that of the single cyanogen chloride . By decomposition of potassic or mercuric cyanides by bromine , cyanogen ...
Pagina 80
... needles , with evolution of hydrocyanic acid , when a saturated solution of potassic sulphocyanate is mixed with six times its bulk of concentrated hydrochloric acid : 3KSCN + 3HCI 3KCl + HCN + H2N2C2S3 . = The precipitate is purified ...
... needles , with evolution of hydrocyanic acid , when a saturated solution of potassic sulphocyanate is mixed with six times its bulk of concentrated hydrochloric acid : 3KSCN + 3HCI 3KCl + HCN + H2N2C2S3 . = The precipitate is purified ...
Pagina 83
... needles . Its potas- sic salt results directly by heating cyanamide with potassic cyanate to 60 ° : ( CN ) NH2 + CNKO = C2N ̧H2KO . Amid Derivatives of Tricyanogen . 117. Tricyanotriamide , melamine , ( C3N3 ) ( NH2 ) 3 . Melamine is ...
... needles . Its potas- sic salt results directly by heating cyanamide with potassic cyanate to 60 ° : ( CN ) NH2 + CNKO = C2N ̧H2KO . Amid Derivatives of Tricyanogen . 117. Tricyanotriamide , melamine , ( C3N3 ) ( NH2 ) 3 . Melamine is ...
Pagina 86
... needles , which dissolve pretty easily in warm water , but not at all in alcohol or ether . When the concentrated solution of this salt is mixed with acetic acid , dipotassic hydric mellonide crystallises out in glittering clino ...
... needles , which dissolve pretty easily in warm water , but not at all in alcohol or ether . When the concentrated solution of this salt is mixed with acetic acid , dipotassic hydric mellonide crystallises out in glittering clino ...
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Adolph Strecker's Short Text-Book of Organic Chemistry, by J. Wislicenus Adolph Friedrich L Strecker Nu există previzualizare disponibilă - 2015 |
Termeni și expresii frecvente
acetic acid alcohol and ether alcohol radicals alcoholic potassic hydrate alcoholic solution aldehyde alkalies alkyl ammonia ammonic anthracene aqueous solution argentic baric benzene benzoic acid benzyl bodies boiling point bromine C₂H calcic carbon atoms carbonic anhydride CH₂ CH3 CH3 chromic acid CnH2n+1 CO.OH colour colourless liquid compounds concentrated converted crystallises crystallises in colourless crystals decomposed decomposition derivatives dibromide dichloride diethyl difficultly soluble dilute diphenyl dissolves dry distillation ethylene ethylic evaporation formula gives glycerine glycol H₂O halogen haloid heating hydrate hydric hydriodic acid hydrochloric acid hydrogen atoms insoluble iodide isomeric isomers ketone latter liquid boiling melting mercury metallic mixture molecules naphthalene nascent hydrogen nitrate nitric acid obtained odour oxidation oxidises oxygen phenyl plumbic precipitate prepared prisms reaction readily soluble salts separated sodic sodium amalgam soluble soluble in alcohol soluble in water sublimed sulphate sulphide sulphonic sulphuric acid temperature urea vapour whilst yellow yields zinc
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