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NEET2004ChemistryAminesActual

The strongest base among the following is

Correct answer

2

Step-by-step solution

The basicity is a measure of a compound's ability to accept a proton ( H ⁺ ) . (2) and (4) are weaker bases as the lone pair are involved in resonance. In (a) carbon adjacent to N is s p^2 hybridised hence is more electronegative therefore, pulls the electron density from nitrogen.

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