PYQ Vault

Day 1: MHT-CET Chemistry

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

  1. Question 1

    Introduction to Polymer Chemistry. This type asked 32 times: 6 in 2023, 5 in 2024, 9 in 2025, 12 in 2026. This one: 19 May 2026 S1 See all 32 of this type

    49
    Identify a monomer of natural rubber.

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  2. Question 2

    Ionic Equilibria. This type asked 26 times: 6 in 2023, 6 in 2024, 7 in 2025, 7 in 2026. This one: 15 May 2026 S1 See all 26 of this type

    10
    If the dissociation constant of NH4OH\mathrm{NH_4OH} is 1.8×10−51.8 \times 10^{-5}, calculate its degree of dissociation in 0.010.01 M.

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  3. Question 3

    Chemical Thermodynamics and Energetics. This type asked 24 times: 1 in 2022, 7 in 2023, 5 in 2024, 4 in 2025, 7 in 2026. This one: 14 May 2026 S1 See all 24 of this type

    5
    In a particular reaction, 44 kJ of heat is released by the system and 88 kJ of work is done on the system. Determine the value of ΔU\Delta U.

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  4. Question 4

    Ionic Equilibria. This type asked 20 times: 1 in 2021, 3 in 2023, 4 in 2024, 6 in 2025, 6 in 2026. This one: 19 May 2026 S2 See all 20 of this type

    10
    The solubility product of a sparingly soluble salt BA2\mathrm{BA_2} is 1.08×10−101.08 \times 10^{-10}. Calculate its solubility in g dm−3\mathrm{dm^{-3}} if the molar mass of salt is 175 g mol−1175\ \mathrm{g\ mol^{-1}}.

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  5. Question 5

    Electrochemistry. This type asked 19 times: 5 in 2023, 5 in 2024, 9 in 2026. This one: 19 May 2026 S2 See all 19 of this type

    25
    What is the molar conductivity of a 0.5 mol/dm30.5\ \mathrm{mol/dm^3} AgNO3\mathrm{AgNO_3} solution if electrolytic conductivity of it is 5.76×10−3 S cm−15.76 \times 10^{-3}\ \mathrm{S\ cm^{-1}} at 298298 K?

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