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(i) Arrange the following compounds in a...

(i) Arrange the following compounds in an increasing order of basic strength :
`C_(6)H_(5)NH_(2), C_(6)H_(5)N(CN_(3))_(2), (C_(2)H_(5))_(2)NH and CH_(3)NH_(2)`
(ii) Arrange the following compounds in a decreasing order of `pK_(b)` values:
`C_(2)H_(5)NH_(2), C_(6)H_(5)NHCH_(3), (C_(2)H_(5))_(2) NH and C_(6)H_(5)NH_(2)`

A

`(C_(2)H_(5))_(2)NHgtC_(2)H_(5)NH_(2)gtC_(6)H_(5)NHCH_(3)gtC_(6)H_(5)NH_(2)`

B

`(C_(2)H_(5))_(2)NHgtC_(6)H_(5)NHCH_(3)gtC_(6)H_(5)NH_(2)gtC_(2)H_(5)NH_(2)`

C

`C_(6)H_(5)NH_(2)gtC_(6)H_(5)NHCH_(3)gt(C_(2)H_(5))_(2)NHgtC_(2)H_(5)NH_(2)`

D

`C_(2)H_(5)NH_(2)gt(C_(2)H_(5))_(2)NHgtC_(6)H_(5)NHCH_(3)gtC_(6)H_(5)NH_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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