Can you explain the answer of this question below:Which of the following is most basic?A:B:C:D:The answer is c.

Question

Answer

In option A,B,D the the loan pair of nitrogen atom is in conjugation with double bond of Oxygen atom... .so somewhat electron will be reduced or we can say diverted ...but in Option C there is no conjunction so it will be giving heighest quantity of electron ....and hence most basic...

Answer

In (c) ,there is no -M effect of oxygen .In all other -M effect of oxygen is there

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In case of A and B l.p of N atom is de-localized by carbonyl(as they are in conjugation),
in case of D though that is in Conjugation, de-localisation is not possible as that is bridge head position, here only -Inductive effect is responsible.
overall C is the most basic.

Answer

Why in c have no congugation it also havr =o and- N

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Option c there is not involvement of lp of N in conjugation with O or there is less effect of EN O atom on N

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Actually the real reason is related to pyramidal inversion .Pyramiyal inversion is inversely proportional to basicity and in third option conjugation is absent as well as bridge nitrogen is not doing Pyramidal inversion so It is most basic

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An organic base is an organic compound which acts as a base. Organic bases are usually, but not always, proton acceptors. They usually contain nitrogen atoms, which can easily be protonated. so option C should be correct.

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Identifying the Most Basic Substance

To determine which option is the most basic, consider the following factors:

pH Level: Basic substances typically have a pH greater than 7.
Chemical Structure: Look for hydroxide ions (OH^-) or other basic functional groups.
Solubility: Basic compounds may dissolve in water, increasing their basicity.

By analysing these factors, you can identify which of the given options is the most basic. Compare the pH levels and chemical structures of each option for a clear conclusion.

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