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12 grade chemistry others

M-nitro ethylbenzene on Br₂ and UV light, what is the product?

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1 Year agoGrade
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1 Answer

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ApprovedApproved Tutor Answer1 Year ago

The reaction of M-nitro ethylbenzene with bromine (Br₂) in the presence of UV light typically leads to a substitution reaction. The UV light facilitates the formation of bromine radicals, which can then react with the aromatic ring of the compound.

Expected Product

The primary product of this reaction is 1-bromo-2-nitroethylbenzene. The nitro group, being a strong electron-withdrawing group, directs the bromination to the ortho and para positions relative to itself.

Mechanism Overview

  • Formation of Radicals: UV light generates bromine radicals from Br₂.
  • Aromatic Substitution: The bromine radical attacks the aromatic ring, leading to substitution.
  • Product Formation: The final product is determined by the position of substitution influenced by the nitro group.

In summary, the reaction results in the formation of 1-bromo-2-nitroethylbenzene, with the nitro group guiding the bromination process.


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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?

Grade 1212 grade chemistry others

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