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प्रश्न
Among the following, which has the highest value of pKb?
पर्याय
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उत्तर
Explanation:
The pKb number is proportional to the basic strength. The electron density on the nitrogen atom drops due to the presence of the electron-withdrawing NO2 group.
As a result, phenylmethanamine is the least basic. Thus, it will have the highest pKb value.
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संबंधित प्रश्न
Arrange the following:
Aniline, p-nitroaniline, p-methylaniline - in the increasing order of their basic strength
Write the structures of main products when aniline reacts with the following reagents : HCl
Write the chemical equations involved when aniline is treated with the following reagents: HCI
Why does NH3 act as a Lewis base?
Arrange the following:
In decreasing order of the pKb values:
C2H5NH2, C6H5NHCH3, (C2H5)2NH and C6H5NH2
Write the structures of the main products of the following reactions:
Write the structures of the main products of the following reactions:
Which of the following statement is true about methyl amine?
What is the correct decreasing order of the basic character of the three amines and ammonia?
State one reason for the following:
Alkylamine is soluble in water, whereas arylamine is insoluble in water.
