Advertisements
Advertisements
प्रश्न
How are ethylamine and ethyl methyl amine distinguished by using nitrous acid?
उत्तर
An action of nitrous acid on ethylamine
An action of nitrous acid on ethylmethylamine
When the nitrous acid reacts with primary amine like C2H5NH2 it gives ethanol while when nitrous acid reactions with secondary amine like ethylmethylamine it gives yellow oily N-nitrosamine.
APPEARS IN
संबंधित प्रश्न
Convert 3-Methylaniline into 3-nitrotoluene.
Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.
(CH3)2CHNH2
Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.
CH3NHCH(CH3)2
Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.
C6H5NHCH3
Give one chemical test to distinguish between the following pair of compounds.
Methylamine and dimethylamine
Give one chemical test to distinguish between the following pair of compounds.
Secondary and tertiary amines
Give one chemical test to distinguish between the following pair of compounds.
Aniline and benzylamine
Give one chemical test to distinguish between the following pair of compounds.
Aniline and N-methylaniline
Account for the following:
pKb of aniline is more than that of methylamine.
How will you convert hexanenitrile into 1-aminopentane?
How will you convert methanol to ethanoic acid?
How will you convert ethanoic acid into propanoic acid?
How will you convert propanoic acid into ethanoic acid?
Accomplish the following conversion:
Aniline to 2, 4, 6-tribromofluorobenzene
Accomplish the following conversion:
Chlorobenzene to p-chloroaniline
Accomplish the following conversion:
Aniline to benzyl alcohol
An aromatic compound ‘A’ on treatment with aqueous ammonia and heating forms compound ‘B’ which on heating with Br2 and KOH forms a compound ‘C’ of molecular formula C6H7N. Write the structures and IUPAC names of compounds A, B and C.
Complete the following reactions:
`C_6H_5NH_2 + Br_2(aq) ->`
Give reasons Although –NH2 is o/p directing group, yet aniline on nitration gives a significant amount of m-nitroaniline
Do the following conversions in not more than two steps :
Ethyl benzene to Benzoic acid
What is the action of p-toluenesulphonychloride on ethylamine and diethylamine?
Do the following conversions in not more than two steps:
\[\begin{array}{cc}
\ce{CH3CN to CH3 - C - CH3}\\
\phantom{...........}||\\
\phantom{...........}\ce{O}
\end{array}\]
Do the following conversions in not more than two steps:
Predict the product 'A' in the following reaction.
\[\ce{\underset{(Acetyl chloride)}{CH3COCl}->[H2][Pd-BaSO4]A + HCl}\]
