PYQ Vault

Day 46: MH HSC Class 12 Chemistry

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

  1. Question 1

    Biomolecules. Asked once: Jul 2025 (same type asked 3 times)

    Q. 24
    (a) What are monosaccharides? (b) Draw Zwitter ion structure of α\alpha amino acid. (c) Write name of components of the nucleotide monomers.

  2. Question 2

    Chemical Kinetics. Asked once: Mar 2019 (same type asked 3 times)

    Q.22
    Derive Arrhenius equation. Derive an expression for temperature variations.

  3. Question 3

    Electrochemistry. Asked once: Feb 2026 (same type asked 3 times)

    Answer the following questions :
    Q.2.ii
    Write the SI unit of cell constant.

  4. Question 4

    Electrochemistry. Asked once: Mar 2023 (same type asked 3 times)

    Q. 10
    Calculate standard Gibbs energy change at 25 °C for the cell reaction Cd(s)+Sn(aq)2+⟶Cd(aq)2++Sn(s)\mathrm{Cd_{(s)} + Sn^{2+}_{(aq)} \longrightarrow Cd^{2+}_{(aq)} + Sn_{(s)}} ECd∘=−0.403 VE^{\circ}_{\mathrm{Cd}} = -0.403\ \mathrm{V}, ESn∘=−0.136 VE^{\circ}_{\mathrm{Sn}} = -0.136\ \mathrm{V}

  5. Question 5

    Elements of Groups 16, 17 and 18. Asked once: Jul 2025 (same type asked 3 times)

    Select and write the correct answer for the following multiple choice type of questions :
    Q.1.vii
    The correct possible general formula for interhalogen compound in the following is −-

    Tap an option to check your answer.