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What is difference among silica used in TLC and HPLC column?
Ans) TLC is known as thin layer chromatography. The simple methods works on the principle of adsorption, where as HPLC is a sophisticated methods works on partition principle.
Till 20elememts write the no of electrons in outermost shell.if less than 4 then this is the valency otherwise subtract from 8
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Starch and its derivatives Starch is a white amorphous substance along with no taste or smell. While heated to a temperature among 200-250 o C it changes into dextrin. At large
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