jee_main_2025_02_april_evening - Haloalkanes and Haloarenes Topics

Master these core formulas and structures to solve almost any past paper question.

Sample Questions in this Chapter

QUESTION #0 Chemical Reactions and Named Rules
Match List-I with List-II: array|l|l| arrayc List-I (Reaction) array & arrayc List-II (Name of reaction) array (A) 2Ar-X + 2Na Dry Ether Ar-Ar + 2NaX & (I) Lucas reaction (B) ArN₂^+X^- Cu / HCl ArCl + N₂ + CuX & (II) Finkelstein reaction (C) C₂H₅Br + NaI Dry Acetone C₂H₅I + NaBr & (III) Fittig reaction (D) CH₃C(OH)(CH₃)CH₃ HCl / ZnCl₂ CH₃C(Cl)(CH₃)CH₃ & (IV) Gatterman reaction array Choose the correct answer from the options given below:
Start Practice →
QUESTION #48 Elimination and Addition Reaction Sequences
Consider the following sequence of reactions: CH₃-CH₂-CH₂-CH(Br)-CH₃ alcoholic KOH P (Major Product) Br₂ Q Consider the above sequence of reactions. 151~g of 2-bromopentane is made to react. Yield of major product P is 80% whereas Q is 100%. Mass of product Q obtained is _______ g. Given molar mass in g~mol⁻¹ H: 1, C: 12, O: 16, Br: 80
Start Practice →
Rankbit System
JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)

Select Your Target Exam

Choose an exam track below to find formulas per chapter and patterns.

Syncing Exam Intelligence

Mapping formulas and patterns across all tracks…

PATH A — FULL LENGTH PRACTICE

Full Mock Test Hub

Simulate real NTA exam conditions with fully tracked mocks. Time yourself against past papers.

Now Live Open
PATH B — TARGETED PRACTICE

Topic-wise Practice Hub

Practice past-year questions one chapter at a time. Pick an exam → subject → chapter and get every PYQ for that topic — pulled together from all past papers — with the chapter's key formulas alongside.

Loading Questions... Browse Topics

Exam Analysis Tools

Chapter weightage trends and topic-wise practice — all mapped from past shift papers.

Year-wise PYQ

Chapter Weightage & Trends

See high-yield chapters, year-wise counts and the frequency-based chance each topic repeats next exam.

Weightage Board Open
Targeted PYQs

Topic-wise Practice Hub

Every past-year question for a chapter pulled from all papers, with its key formulas alongside.

One chapter at a time Open
Latest from the Blog
View all →

Loading articles...