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प्रश्न
Identify the weakest base amongst the following :
(a) p- methoxyaniline
(b) o-toluidine
(c) benzene - 1, 4 - diamine
(d) 4 - aminobenzoic acid
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उत्तर
(d) 4 - aminobenzoic acid
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संबंधित प्रश्न
Give reasons for the following: (CH3)2NH is more basic than (CH3)3N in an aqueous solution.
Give reason for the following:
Primary amines have higher boiling point than tertiary amines.
Arrange the following: C2H5NH2, C2H5OH, (CH3)3N – in the increasing order of their boiling point
Arrange the following in increasing order of their basic strength :
C6H5 – NH2, C6H5 – CH2 – NH2, C6H5 – NH – CH3
Arrange the following in increasing order of their basic strength :
How will you convert Benzene into aniline?
Arrange the following in increasing order of their basic strength:
C2H5NH2, C6H5NH2, NH3, C6H5CH2NH2 and (C2H5)2NH
Complete the following acid-base reaction and name the product:
\[\ce{(C2H5)3N + HCl ->}\]
Account for the following:
Gabriel phthalimide synthesis is preferred for synthesising primary amines.
Arrange the following:
In increasing order of boiling point:
C2H5OH, (CH3)2NH, C2H5NH2
Write a short note on ammonolysis.
Accomplish the following conversion:
Benzene to m-bromophenol
Accomplish the following conversion:
Aniline to p-bromoaniline
Give reasons CH3NH2 is more basic than C6H5NH2.
Give reason (CH3)2NH is more basic than (CH3)3N in an aqueous solution.
Arrange the following in increasing order of basic strength :
C6H5NH2, C6H5NHCH3, C6H5N(CH3)2
Choose the most correct option.
Which one of the following compounds has the highest boiling point?
Answer in one sentence.
Arrange the following amines in increasing order of boiling points.
n-propylamine, ethylmethyl amine, trimethylamine.
Tertiary amines have lowest boiling points because ________________
Arrange the following compounds in increasing order of their boiling points.
Ethyl alcohol, Ethyl amine, Ethanoic acid, Ethane
The CORRECT decreasing order of solubility in water will be ____________.
Which among the following has the highest boiling point?
The CORRECT decreasing order of boiling points is:
Among the following isomeric amines, an amine having highest boiling point is:
Which of the following should be most volatile?
A compound Z with molecular formula \[\ce{C3H9N}\] reacts with \[\ce{C6H5SO2Cl}\] to give a solid, insoluble in alkali. Identify Z.
Account for the following:
N-ethylethanamine boils at 329.3 K and butanamine boils at 350.8 K, although both are isomeric in nature.
Acetic acid exist as dimer in benzene due to
Dimerisation of carboxylic acids is due to
The hydrogen bond is shortest in
Which of the following compound gives a secondary amine oh reduction?
Which of the following have less melting point than amine?
Arrange the following in increasing order of their boiling point:
C2H5OH, C2H5NH2, (C2H5)3N
Write short note on the following:
Ammonolysis
