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determination of molecular mass - victor meyer methodmolecular mass of volatile liquids and solids that can be easily ascertained from the
quantitative analysis - estimation of elements after qualitative analysis of elements the another step in the determination of molecular formula of
method for detection of elements - oxygenthere is no any type of satisfactory qualitative method for the detection of oxygen though its presence can
method for detection of elements - phosphorusphosphorus is detected through fusing the organic compound along with sodium peroxide while phosphorus
beilstein test or copper wire test - halogensa clean copper wire is heated in the bunsen flame till it does not impart any type of green colour
oxidation test - sulphur sulphur can as well be tested by oxidation test the organic compound is fused along with fusion mixture a mixture of sodium
lassaigne methodthis is employed to detect halogen nitrogen and sulphur organic compounds are fused along with dry sodium in a fusion-tube and fused
mixed melting point - criteria of purity of organic compound the melting point of two carefully mixed substances is known as mixed melting point this
criteria of purity of organic compounds the purity of an organic compound can be determined by ascertaining its some physical constants such as mp bp
for liquids - drying of organic substancesorganic liquids are usually dried by keeping them over night in contact along with a dehydrating
drying of organic substances- purification of organic compoundsseveral solids are dried first by pressing them gently in between folds of filter
chemical methods - purification of organic compoundsbesides these physical methods few chemical methods have as well been utilized to separate a
differential extraction - purification of organic compounds this technique is employed for the separation of an organic compound that solid or liquid
types of chromatography- purification of organic compoundsdepending on the nature of the stationary and the mobile phases the different types of
principle of chromatography - purification of organic compoundsthe method of chromatography is based on the difference in the rates at which the
chromatography - purification of organic compoundsthis is a modern technique employed for the separation of mixtures into its components purification
azeotropic distillation - purification of organic compoundsazeotropic mixture is a mixture comprising constant boiling point the most well known
steam distillation - purification of organic compoundsthis technique is applicable for the separation and purification of those organic compounds
distillation under reduced pressure - purification of organic compounds this process is employed for the purification of high boiling liquids and
fractional distillation - purification of organic compoundsthis method is used to separate a mixture of two or more miscible liquids that have
simple distillation - purification of organic compounds distillation is the joint procedure of vapourisation and condensation this method is employed
sublimation - purification of organic compoundsspecific organic solids on heating directly change from solid to vapour state without passing via a
fractional crystallisation- purification of organic compoundthe method of separation of diverse components of a mixture by repeated crystallisations
simple crystallisation - purification of organic compounds this is the most general technique used to purify organic solids it is associated with the
purification of organic compoundsseveral methods are available for the purification of substances though the selection of method depends upon the