What happens when benzene diazonium chloride is heated with water – phenol is formed. What is benzene diazonium chloride? It is an organic compound. It is very important organic compound. It is windly use for the preparation of phenol, nitrobenzene and other important compound. The concept of benzene diazonium Chloride Read more…
vat dye displays no substantivity towards cellulose but with the help of suitable reducing agent and alkali convert the insoluble vat dye to its soluble leuco form results in change of colour – it is ture. vat dye displays no substantivity towards cellulose but with the help of suitable reducing Read more…
What happens when magnesium chloride and magnesium nitrate and concentrated sulphuric acid? What happens when magnesium chloride and magnesium nitrate and concentrated sulphuric acid? Answer – when react, magnesium chloride (mgcl2) and magnesium nitrite mg(no2)2 and concentrated sulphuric acid (h2so4) . as a results, nothing will happen in, Magnesium nitrite Read more…
What happened to intermolecular space and intermolecular force of attraction when gas changes to liquid state on the basis of kinetic theory of matter? Read More – London Dispersion Forces | Dipole formation | Fector Effecting | Significance? What happened to intermolecular space and intermolecular force of attraction when gas Read more…
How to improve hand feel in dyeing of 30s Rayon, Read More – Fabric Dyeing Process | Cotton Fabric Dyeing Process Flow Chart? How to improve hand feel in dyeing of 30s Rayon? By treatment with amino based non ionic softener in jigger or soft or by airo beat finish. Read more…
At what temperature soaping is done in case cotton dyeing with cold brand reactive dyes? At what temperature soaping is done in case cotton dyeing with cold brand reactive dyes? Cold brand reactive dyes are rarely used, now soaping is done at 60 degrees centigrade. therefore, you can say that, Read more…
Why would basic dyes be more effective under alkaline conditions? why would basic dyes be more effective under alkaline conditions? Basic dyes having positive charge and can be dyed under acidic pH. Under alkaline pH the pick up will be poor and colour will fed after dyeing. basic dyes is Read more…
What is back dye test? Back dye test is regarding azo dyes in which strength of amines is quantified. in this test, Aniline (amines) is dissolved in dilute HCl. then reacted with cold NaNO2 solution. azo dye is formed in alkaline conditions. What is the difference between azo dye test Read more…
Is intermolecular force of attraction and International Space is inversely related or not? – related. Read Also – london Dispersion Forces | Dipole formation | Fector Effecting | Significance? Is intermolecular force of attraction and International Space is inversely related or not? Yes, they are inversely proportional to each other. Read more…
Which Amine Gives Azo Test – primary aromatic amine (Aniline). Which amine gives azo test? Yes, it is true only primary aromatic amine gives azo test just because, when primary aromatic amine react with nitrous acid (HNO2) then it gives diazonium salt. now, diazonium salt also react with phenol (it Read more…