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Among the following the weakest base is ...

Among the following the weakest base is .

A

`C_6H_5CH_2NH_2`

B

`C_6H_5CH_2NHCH_3`

C

`O_2NCH_2NH_2`

D

`CH_3NHCHO`

Text Solution

Verified by Experts

The correct Answer is:
C
`-NO_2` group exert a strong electron withdrawl effect due to which basicity at - N atom decreases.
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