1.

Whichof the following is correctstatementaboutbasicityof a mines ? (1) smallerthe valueof pKb weakerthe base (2) Electron donatinggroupincreasesthe basicityof amines (3)d Electron withdrawinggroupdecreasethe basicityofamines (3)Electron withdrawinggroupdecreasethe basicityof amines (4) Aromaticaminesare more basicthanin aqueousamines ?

Answer»

1,4
2,3
2,4
1,3

Answer :B


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