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प्रश्न
Give reasons for the following: (CH3)2NH is more basic than (CH3)3N in an aqueous solution.
Account for the following :
(CH3)2NH is more basic than (CH3)3N in an aqueous solution
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उत्तर
In (CH3)3N, there is maximum steric hindrance and least solvation, but in (CH3)2NH, the solvation is more and the steric hindrance is less than in (CH3)3N. Although the +I effect is less because there are two methyl groups, di-methyl amine is still a stronger base than tri-methyl amine.
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संबंधित प्रश्न
- Write structures of different isomeric amines corresponding to the molecular formula C4H11N.
- Write the IUPAC names of all the isomers.
- What type of isomerism is exhibited by different pairs of amines?
Arrange the following in increasing order of their basic strength:
C2H5NH2, C6H5NH2, NH3, C6H5CH2NH2 and (C2H5)2NH
Arrange the following in increasing order of their basic strength:
C2H5NH2, (C2H5)2NH, (C2H5)3N, C6H5NH2
Arrange the following in increasing order of their basic strength:
CH3NH2, (CH3)2NH, (CH3)3N, C6H5NH2, C6H5CH2NH2
Accomplish the following conversion:
Aniline to p-bromoaniline
Complete the following reaction:
\[\ce{C6H5N2Cl + H3PO2 + H2O ->}\]
Arrange the following in the increasing order of their pKb values:
C6H5NH2, C2H5NH2, C6H5NHCH3
Choose the most correct option.
Which one of the following compounds has the highest boiling point?
Assertion: N-Ethylbenzene sulphonamide is soluble in alkali.
Reason: Hydrogen attached to nitrogen in sulphonamide is strongly acidic.
The correct order of decreasing basic strength of the given amines is:
