jee_main_2026_23_january_morning - Organic Chemistry Some Basic Principles and Techniques Topics

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

Sample Questions in this Chapter

QUESTION #66 Qualitative Analysis of Organic Compounds
Match List-I with List-II.
List-I (Functional group detection)List-II (Change observed during detection)
(A) Unsaturation (Baeyer's test)(I) Red colour Appears
(B) Alcoholic group (Ceric ammonium nitrate test)(II) Silver mirror appears
(C) Aldehyde group (Tollen's reagent)(III) Violet colour appears
(D) Phenolic group (FeCl_3 test)(IV) Discharge of pink colour
Choose the correct answer from the options given below:
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QUESTION #67 Methods of Purification
Given below are two statements: Statement-I : Sublimation is used for the separation and purification of compounds with low melting point. Statement-II : The boiling point of a liquid increases as the external pressure is reduced. In the light of the above statements, choose the correct answer from the options given below :
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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%)
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