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Saponification value - Analysis of oils and fats
It is quantify of fatty acids denote as esters in oils and fats. It is described as the number of milligrams of KOH needed to saponify one gram of the oil or fat or number of milligrams of KOH needed to neutralize the free acids resultant from the hydrolysis of one gram of an oil or fat. It is illustrated by refluxing a Saponification number of fat or oil
= 168000/M, Where M stands for molecular mass
A sub-shell l= 2 can take how many electrons: (1) 3 (2) 10 (3) 5 (4) 6 Ans: 10
How are standard solutions and titrations prepared in industry?
The covalency of nitrogen in HNO 3 is: (1) 0 (2) 3 (3) 4 (4) 5 Ans: 5
According to Aufbau's principle, which of the three 4d, 5p and 5s will be filled with electrons first: (1) 4d (2) 5d (3) 5s (4) 4d and 5s will be filled simultaneo
Q. Show the Nomenclature compounds? In the earlier days naming of complexes was based on the colour of the complex. For example: Compound Colou
what is neutralization
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Drying of Organic Substances- purification of organic compounds Several solids are dried first by pressing them gently in between folds of filter papers. Compounds that neither
density of gas is 2.86 ltr.the gas maz be-
how yield of ether is highest when the halide ion is displased from a primary rather than secondary or tertiary halide?
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