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lassaigne methodthis is employed to detect halogen nitrogen and sulphur organic compounds are fused along with dry sodium in a fusion-tube and fused
organ pipes are the musical instruments which are used for making musical sound by blowing air into the line longitudinal stationary pulses are
a the medium separated up into a number of components every part is vibrating up and down as a wholeb all the molecules in single particular segment
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
1 standing pulse can be longitudinal transverse2 the disturbance confined to a particular part among the starting point and reflecting point of the
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
when two part of progressive ray trains of similar type having the same amplitude and similar time period wavelength frequency traveling with similar
chemical methods - purification of organic compoundsbesides these physical methods few chemical methods have as well been utilized to separate a
when two rays of same frequency similar wavelength and similar speed moves in the same direction their superimposition gives result in the
differential extraction - purification of organic compounds this technique is employed for the separation of an organic compound that solid or liquid
1 these rays transmitted in the forward direction of medium with a finite speed2 energy and momentum are transmitted in the direction of propagation
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
a medium is known as denser if the velocity of ray in that phase is fewer than the speed of the wave in other phase in comparison to
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
factors which are affect velocity of sound in gaseous medium is1 effect of density2 effect of pressure3 effect of temperature 4
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
difference among sound and light wavesi for propagation of sound rays material phase is required but no material medium is needed for light
fractional distillation - purification of organic compoundsthis method is used to separate a mixture of two or more miscible liquids that have
mach number is the ratio of velocity of source to the velocity of sound mach number velocity of source velocity of