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12 grade chemistry others

Why does furan undergo Diels alder reaction?

Aniket Singh

1 Year agoGrade

1 Answer

Askiitians Tutor Team

1 Year ago

Furan is a highly reactive molecule due to its conjugated system of double bonds. This conjugation makes it susceptible to undergo Diels-Alder reactions, which are a type of cycloaddition reaction between a conjugated diene (a molecule with two double bonds) and a dienophile (a molecule that readily reacts with a diene to form a cyclic compound).

In the case of furan, it acts as the diene component. The four π-electrons of the double bonds in furan can participate in the Diels-Alder reaction with a dienophile, which typically has an electron-withdrawing group that can stabilize the intermediate carbocation or anion formed during the reaction. This reaction leads to the formation of a cyclohexene ring.

The Diels-Alder reaction is favored by the aromaticity and stability of the resulting cyclohexene ring, as well as the release of strain energy associated with the formation of a more stable cyclic product. Additionally, furan's relatively high reactivity and the availability of electron density on its π-system make it a suitable diene for this reaction.

is Pradeep Chemistry+Ncert sufficient for all of the theory of Jee Mains Chemistry?

Hi, I’m a self-study JEE 2027 aspirant with a large 11th backlog. Since I don’t think 6–8 hour one-shots are sufficient to cover the full theory + breadth of problem types of a JEE chapter, I’ve shifted from lecture-based preparation to book-based self-study.

I have a problem with using NCERT as my primary chemistry source. In my experience, it is concise and information-heavy, but often lacks detailed explanations, systematic organisation of concepts, and categorisation of problem types. This seems especially problematic for Physical and Organic Chemistry, where I feel that simply reading NCERT may not give enough depth or problem-solving preparation.

So I’m considering this approach:

Pradeep Chemistry → complete the chapter thoroughly from Pradeep → then read NCERT for that chapter → solve JEE Main PYQs/problems.

My main question is:

Is Pradeep + NCERT sufficient as the complete theory source for JEE Main-level Chemistry?

In other words, after thoroughly completing a chapter from Pradeep and then NCERT, can I consider the theory part of that chapter complete for JEE Main, with only PYQs/problem practice remaining?

I’m asking specifically about JEE Main level, not Advanced.

Also, if Pradeep is not sufficient, what specific gap does it leave, and what would you recommend as a better book-based alternative for self-study?

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