PYQ Vault

Day 512: JEE Mains Chemistry

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

  1. Question 1

    Haloalkanes and Haloarenes. Asked once: 1 Feb 2023

    35
    Identify the incorrect option from the following:

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  2. Question 2

    Hydrocarbons. Asked once: 8 Apr 2024

    42
    In the given compound, the number of 2∘2^{\circ} carbon atom/s is______

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  3. Question 3

    Organic Chemistry - Some Basic Principles and Techniques. Asked once: 1 Feb 2024

    46
    In Kjeldahl's method for estimation of nitrogen, CuSO4CuSO_{4} acts as :

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  4. Question 4

    Organic Reaction Mechanisms. Asked once: 14 Jun 2022

    136
    Hex-4-en-2-ol on treatment with PCC gives 'A'. 'A' on reaction with sodium hypoiodite gives 'B', which on further heating with soda lime gives 'C'. The compound 'C' is

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  5. Question 5

    Solutions. Asked once: 2021 Paper 9

    47
    Given below are two statements: One is labelled as Assertion A and the other labelled as reason RR Assertion A: During the boiling of water having temporary hardness, Mg(HCO3)2Mg\left( HCO_{3} \right)_{2} is converted to MgCO3MgCO_{3}. Reason RR : The solubility product of Mg(OH)2Mg(OH)_{2} is greater than that of MgCO3MgCO_{3}. In the light of the above statements, choose the most appropriate answer from the options given below:

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