The increasing order of the p K b   of the following compund is: ( A ) ( B ) ( C ) ( D )

The increasing order of the ${\mathrm{p}\mathrm{K}}_{\mathrm{b}}\mathrm{ }$ of the following compund is:
$\left(\mathrm{A}\right)$
$\left(\mathrm{B}\right)$
$\left(\mathrm{C}\right)$
$\left(\mathrm{D}\right)$

1. $\left(\mathrm{B}\right)<\left(\mathrm{D}\right)<\left(\mathrm{C}\right)<\left(\mathrm{A}\right)$
2. $\left(\mathrm{B}\right)<\left(\mathrm{D}\right)<\left(\mathrm{A}\right)<\left(\mathrm{C}\right)$
3. $\left(\mathrm{C}\right)<\left(\mathrm{A}\right)<\left(\mathrm{D}\right)<\left(\mathrm{B}\right)$
4. $\left(\mathrm{A}\right)<\left(\mathrm{C}\right)<\left(\mathrm{D}\right)<\left(\mathrm{B}\right)$

Solution

Asked in: JEE Main 2019 (12 Apr Shift 1)

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