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Day 389: JEE Mains Chemistry

5 questions. Try each one first, then open its answer.

  1. Question 1

    Haloalkanes and Haloarenes. Asked once: 6 Apr 2026 S1

    41
    Given below are two statements : Statement-I : 3-phenylpropene reacts with HBr and gives secondary alkyl bromide having a chiral carbon atom as the major product. Statement-II : Aryl chlorides and aryl cyanides can be prepared by Sandmeyer reaction as well as Gattermann reaction. In the light of the above statements, choose the correct answer from the options given below.

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  2. Question 2

    Hydrocarbons. Asked once: 6 Apr 2026 S1

    40
    Given below are two statements : Statement-I : Methane can be prepared by decarboxylation of sodium ethanoate, Kolbe's electrolysis of sodium acetate and reaction of CH3MgBr{CH}_{3}MgBr with water. Statement-II : Methane cannot be prepared from unsaturated hydrocarbons and by Wurtz reaction. In the light of the above statements, choose the correct answer from the options given below.

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  3. Question 3

    Organic Chemistry - Some Basic Principles and Techniques. Asked once: 4 Apr 2026 S2

    40
    The following structures are

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  4. Question 4

    Organic Reaction Mechanisms. Asked once: 8 Apr 2026 S2

    38
    The major product of which of the following reaction is not obtained by rearrangement reaction?

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  5. Question 5

    Solutions. Asked once: 8 Apr 2026 S2

    29
    Which of the following are not correct? (A) For water, magnitude of KbK_{b} is more than the magnitude of KfK_{f}. (B) The elevation in boiling point of water when a non-volative solute is added to it is larger in magnitude than its depression in freezing point. (C) Osmotic pressure measurement is preferred over any other colligative property to determine molar mass of proteins and polymers. (D) The dimerized form of benzoic acid in benzene is Choose the correct answer from the options given below :

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