Advertisements
Advertisements
प्रश्न
Arrange the following in the increasing order of their pKb values:
C6H5NH2, C2H5NH2, C6H5NHCH3
Advertisements
उत्तर
Order of pKb values-
C2H5NH2 < C6H5NHCH3 < C6H5NH2
This is simply because +I effect of C2H5 group increases the basicity of amine while -I effect of C6H5 group decreases the basicity of Amine.
APPEARS IN
संबंधित प्रश्न
Give the structure of A, B and C in the following reaction:
\[\ce{CH3CH2Br ->[KCN] A ->[LiAlH4] B ->[HNO2][0^\circ C] C}\]
Give the structures of A, B and C in the following reaction:
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[HNO2][273 K] B ->[C6H5OH] C}\]
Explain the mechanism of action of hydroiodic acid on 3-methylbutan-2-ol.
Answer in one sentence.
Which amide does produce ethanamine by Hofmann bromamide degradation reaction?
The reduction of alkyl cyanide with sodium and ethanol to give primary amines is, ____________.
Hoffmann Bromamide Degradation reaction is shown by ______.
Reduction of aromatic nitro compounds using \[\ce{Fe}\] and \[\ce{HCl}\] gives ______.
What is the product when \[\ce{C6H5CH2NH2}\] reacts with \[\ce{HNO2}\]?
How will you carry out the following conversions?
Give reasons for the following:
Ammonolysis of alkyl halides is not a good method to prepare pure primary amines.
