PYQ Vault

Day 363: JEE Mains Chemistry

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

  1. Question 1

    Classification of Elements and Periodicity. Asked once: 24 Jan 2025 (same type asked 8 times) See all 8 of this type

    115
    Given below are two statements : Statement (I): The first ionization energy of Pb is greater than that of Sn Statement(II) : The first ionization energy of Ge is greater than that of Si . In the light of the above statements, choose the correct answer from the options given below :

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  2. Question 2

    Classification of Elements and Periodicity. Asked once: 2021 Paper 17 (same type asked 8 times) See all 8 of this type

    36
    The CORRECT order of first ionisation enthalpy is :

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  3. Question 3

    The p-Block Elements. Asked once: 5 Apr 2024 (same type asked 8 times) See all 8 of this type

    139
    The correct statements from the following are: (A) The decreasing order of atomic radii of group 13 elements is Tl>In>Ga>Al>BTl > In > Ga > Al > B. (B) Down the group 13 electronegativity decreases from top to bottom. (C) AlAl dissolves in dil. HClHCl and liberate H2H_{2} but conc. HNO3HNO_{3} renders AlAl passive by forming a protective oxide layer on the surface. (D) All elements of group 13 exhibits highly stable +1 oxidation state. (E) Hybridization of AlAl in [Al(H2O)6]3+\left\lbrack Al\left( H_{2}O \right)_{6} \right\rbrack^{3 +} ion is sp3 d2sp^{3}{\text{ }d}^{2}. Choose the correct answer from the options given below:

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  4. Question 4

    The d- and f-Block Elements. Asked once: 2021 Paper 15 (same type asked 8 times) See all 8 of this type

    33
    Find magnetic moments for Sc3+,V2+,Ti2+Sc^{3 +},V^{2 +},Ti^{2 +}

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  5. Question 5

    Organic Chemistry - Some Basic Principles and Techniques. Asked once: 29 Jun 2022 (same type asked 8 times) See all 8 of this type

    133
    Which of the following carbocations is most stable?

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