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प्रश्न
What are amines?
उत्तर
Amines are nitrogen-containing organic compounds having basic character.
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संबंधित प्रश्न
Give reasons for the following:
CH3NH2 is more basis than C6H5NH2.
Choose the most correct option.
Which type of amine does produce N2 when treated with HNO2?
How are amines classified?
What is the action of nitrous acid on the following compounds?
Isopropyl amine
How are amines classified depending on the functional group? Give one example of each class of amines.
A tertiary amine is an organic compound ____________.
Which of the following amines is most basic in nature in aqueous phase?
Assertion: Acetamide on reaction with KOH and bromine gives acetic acid.
Reason: Bromine catalyses hydrolysis of acetamide.
\[\ce{Aniline + benzoylchloride ->[NaOH] C6H5 - NH - COC6H5}\] this reaction is known as ____________.
The product formed by the reaction an aldehyde with a primary amine ____________.
When aniline reacts with acetic anhydride the product formed is ____________.
The order of basic strength for methyl substituted amines in aqueous solution is ____________.
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2/HCl][273 K] B ->[H2O][283 K] C}\] ‘C’ is:
Which of the following amines does not undergo acetylation?
IUPAC name for the amine is:
\[\begin{array}{cc}
\phantom{.}\ce{CH3}\\
|\phantom{..}\\
\ce{CH3 - N - C - CH2 - CH3}\\
\phantom{.}|\phantom{.....}|\phantom{........}\\
\phantom{}\ce{CH3}\phantom{..}\ce{C2H5}\phantom{....}
\end{array}\]
How will you convert nitrobenzene into m-nitro aniline?
Write a short note on the following.
Schotten-Baumann reaction
Write a short note on the following.
Carbylamine reaction
Write a short note on the following.
Mustard oil reaction
How will you distinguish between primary secondary and tertiary aliphatic amines?
Account for the following.
pKb of aniline is more than that of methylamine.
Account for the following.
Gabriel phthalimide synthesis is preferred for synthesising primary amines.
Account for the following.
Ethylamine is soluble in water whereas aniline is not.
Account for the following.
Although amino group is o- and p-directing in aromatic electrophilic substitution reactions, aniline on nitration gives a substantial amount of m-nitroaniline.
Arrange the following.
In increasing order of boiling point C6H5OH, (CH3)2NH, C2H5NH2.
Arrange the following.
In decreasing order of the pKb values C2H5NH2, C6H5NHCH3, (C2H)2NH and CH3NH2.
Arrange the following.
Increasing order of basic strength C6H5NH2, C6H5N(CH3)2, (C2H5)2NH and CH3NH2.
Identify A, B and C.
\[\ce{CH3 - NO2 ->[LiAlH4] A ->[2CH3CH2Br] B ->[H2SO4] C}\]
How will you convert diethylamine into N-nitrosodiethylamine?
Arrange the following in the increasing order of their basic strength:
C2H5NH2, C6H5NH2, (C2H5)2NH
Complete the following reaction.
The reaction of NHO2 with 'A' gives quartering ammonium salt. A is which of the following?
\[\begin{array}{cc}
\ce{O}\phantom{.........}\\
||\phantom{.........}\\
\ce{H - \underset{(A)}{C} - NH - CH3}
\end{array}\]
and
\[\begin{array}{cc}
\ce{O}\\
||\\
\ce{CH3 - \underset{(B)}{C} - NH2}
\end{array}\]
are which type of isomers?
Classify the following amine as primary, secondary or tertiary:
Which among the following is the strongest Bronsted base?
Among the following, which is the strongest base?
Write short notes on the following
Ammonolysis
Write a short note on the following.
Ammonolysis
Write short note on the following.
Ammonolysis
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Ammonolysis
Write a short note on the following.
Ammonolysis
Write short note on the following.
Ammonolysis
Write a short note on the following.
Ammonolysis
Write a short note on the following.
Ammonolysis
Write a short note on the following.
Ammonolysis
