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Dyes
Dye is a synthetic and natural colouring matter that is employed in solution to stain materials particularly fabrics. All the coloured substances are not dyes. A coloured substance is known as a dye if it fulfills the subsequent conditions,
1. It should have an appropriate colour.
2. It may be lasting on the fabric either directly or with the help of mordant.
3. while fixed it must be fast to light and washing, that is it has to be resistant to the action of acids, water and alkalies, majorly to alkalies as washing soda and soap have alkaline nature.
Iodoform or tri-iodomethane, CHI 3 Industrial preparation Iodoform is ready on large scale by electrolysis of a solution consisting of ethanol, potassium iodide and sodium
Q. Describe properties and uses of different silicate glasses and also discuss the importance of annealing in the manufacture of glass.
which compounds will dissolve in alkaline solution after it has undergone reaction with hinsberg reagent
LIMITATION OF THIRD LAW OF THERMODYNAMICS
Limitations,Procedure, Advantages of radiometric titratons
Break point chlorination: It may be defined as the chlorination of water to such an extent that not only living organism but also other organic impurities in water are destroyed.
Respected Mam/Sir Please tell me the detailed inforamtion about lubricant in metal rubbing
A solvated electron is a free electron in (solvated in) a solution, and is the least possible anion. Solvated electrons happen widely although they are often not practical directly
in ecm some have positive eo values
On mixing acetone and chloroform, a reduction in total volume occurs. What kind of deviations from ideal behavior for solutions is given in this case and why?
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