Question
Write short notes on the following:
Diazotisation.
Diazotisation.
✓
Answer
Diazotization: It is a process of treating primary aromatic amine with nitrous acid at 273 - 278 K to get diazonium salts which are very useful compounds.
They are used to prepare benzene, phenol, halo-arenes, cyano benzene, dyes, etc.
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How will you carry out the following conversions?
p-toluidine diazonium chloride → p-toluicacid.
p-toluidine diazonium chloride → p-toluicacid.
Why does a dry cell become dead after a long time even if it has not been used?
Name the halide according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halide :
$CH _3 CH _2 CH \left( CH _3\right) CH \left( C _2 H _5\right) Cl$
→$CH _3 CH _2 CH \left( CH _3\right) CH \left( C _2 H _5\right) Cl$
How are the conversions carried out :
Propene $\rightarrow$ Propan-2-ol.
→Propene $\rightarrow$ Propan-2-ol.
Complete the following acid-base reaction and name the product:$(\text{C}_2\text{H}_5)_3\text{N}+\text{HCl}\rightarrow$
→If a dry cell is not used for a long time, it gets destroyed. Why?
How will you convert :
Ethanamine into methanamine
Ethanamine into methanamine
Arrange the following compound in increasing order of their property as indicated:Benzoic acid, $4-$Nitrobenzoic acid, $3, 4-$Dinitrobenzoic acid, $4-$Methoxybenzoic acid $($acid strength$)$
→Give the IUPAC name of the compound :
$\left( CH _3\right)_3 CCH = CClC _6 H _4 I -p$
→$\left( CH _3\right)_3 CCH = CClC _6 H _4 I -p$
Complete each synthesis by giving missing starting material, reagent or product.