The increasing order of pKb values of the following compounds is :

Engineering

Chemistry

Acid and Base GOC

Question

The increasing order of pK_b values of the following compounds is :

I < II < III < IV

II < I < III < IV

II < IV < III < I

I < II < IV < III

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${PK}_{b} \propto \frac{1}{Basic strength (K_{b})}$

Kb $\propto$ +I, +M effect (e^– density)

$K_{b} \propto \frac{1}{- I, - M effect}$

K_b = 1 > 2 > 4 > 3

PK_b = 1 < 2 < 4 < 3

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