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Differential extraction - Purification of organic compounds This technique is employed for the separation of an organic compound that solid or liquid from its aqueous soluti
A compound is prepared by two elements N and M. The element N forms ccp structure and atoms of M occupy 1/3rd of tetrahedral voids. Determine the formula of the compound ?
how to write research design in experimental research
The diffusion current for a standard 1 x 10-4 M solution of hydroquinone is found to be 17.5 µA. An unknown solution of hydroquinone, when diluted tenfold and analysed under simila
Ninhydrin test- test of proteins Ninhydrin test : This test is specified by all proteins. While a protein is boiled along with a dilute solution of ninhydrin, a violet colour i
Saytzeff rule - Elimination Reaction As per to that principle, major part is the most substituted alkene that is , major product is obtain by elimination of H
The set of quantum numbers not applicable for an electron in an atom is: (1) n= 1, l=1, m 1 = 1, m s = +1/2 (2) n= 1, l=0, m 1 = 0, m s = +1/2 (3) n= 1, l=0 m
A bond with maximum covalent character between non-metallic elements is formed: (1) Between identical atoms (2) Between chemically similar atoms (3) Between atoms of wide
a) During coagulation, the colloidal particles stay un-aggregated because: b) The aim during water softening is to precipitate calcium and magnesium as calcium carbonate and mag
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