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Home  >>  JEEMAIN and AIPMT  >>  Chemistry  >>  Nitrogen
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Which of the following statements is correct?

$ \begin{array}{1 1}(a)\;pK_b^0\text{(aniline) is less than }pK_b^0\text{(P-nitro aniline)}\\(b)\;pK_b^0\text{(aniline) is more than }pK_b^0\text{(P-amino aniline)}\\(c)\;\text{amines are less basic than water and also less basic than hydroxidation}\\(d)\;\text{Aliphatic amines are more basic than ammonia}\end{array}$

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1 Answer

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$P-NO_2C_6H_4NH_2$ is less basic than aniline
(i.e) $pK_b^0$(P-nitro aniline) > $pK_b^0$( aniline)
P-amino aniline is more basic than aniline
$pK_b^0$(amino aniline) > $pK_b^0$(aniline)$
Hence (d) is the correct answer.
answered Mar 3, 2014 by sreemathi.v
 
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