Which of the following will have the highest pKb value? – McqOptions

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1.	Which of the following will have the highest pKb value?
A.	C6H5NH2
B.	p-C6H5(CH3)NH2
C.	p-C6H5(OCH3)NH2
D.	p-C6H5(NH2)NH2
Answer» B.

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