Journal of the Chemical Society, Part 1Chemical Society., 1949 |
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Results 1-3 of 79
Page 18
... determined by the micro - technique , the appropriate calibration curve being used . The very large number of separate velocity determinations makes it impracticable to record details of individual runs . In general 6-9 separate ...
... determined by the micro - technique , the appropriate calibration curve being used . The very large number of separate velocity determinations makes it impracticable to record details of individual runs . In general 6-9 separate ...
Page 136
... determined to 0.1 unit . Magnetic Susceptibility . - This was determined at room temperature by the Gouy method described earlier ( this vol . , p . 132 ) . In following the fractionation of yttria a solution of about 10 % oxide was ...
... determined to 0.1 unit . Magnetic Susceptibility . - This was determined at room temperature by the Gouy method described earlier ( this vol . , p . 132 ) . In following the fractionation of yttria a solution of about 10 % oxide was ...
Page 537
... determination of a number of metals with dithizone . MANY metals can be determined absorptiometrically by shaking their aqueous solutions with an appropriate reagent , HR , dissolved in an immiscible organic solvent into which the metal ...
... determination of a number of metals with dithizone . MANY metals can be determined absorptiometrically by shaking their aqueous solutions with an appropriate reagent , HR , dissolved in an immiscible organic solvent into which the metal ...
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Common terms and phrases
absorption acetic anhydride acetone added addition alkaline aluminium aluminium chloride Amer ammonia anhydride atom benzene boiling bond bromide Calc carbon catalyst CHâ‚‚ Chem chloroform colourless needles compound concentration condensation cooled crystallised crystals curve cyanide decomp decomposition derivatives dilute dissolved distilled disulphide dried ester ethyl acetate ethyl alcohol ethylene evaporated extracted with ether filtered filtrate formed Found fraction gave give m. p. heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone kojic acid light petroleum b. p. m. p. and mixed methanol method mixed m. p. mixture molecule obtained oxide phenyl picrate potassium hydroxide precipitated prepared prisms pyridine reaction reagent reduced pressure refluxed removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure sulphate sulphide sulphone sulphuric acid thionyl chloride washed yellow yield