PYQ Vault

Day 341: MHT-CET Chemistry

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

  1. Question 1

    Electrochemistry. Asked once: 20 Apr 2025 S1 (same type asked 6 times) See all 6 of this type

    78
    Which from following formulae is used to obtain value of Ecell ∘E_{\text{cell~}}^{\circ} for a reaction taking place in Dry cell?

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  2. Question 2

    Chemical Kinetics. Asked once: 9 May 2023 S1 (same type asked 6 times) See all 6 of this type

    100
    Find the percentage of unreacted reactant for zero order reaction in 90 second having rate constant 1 mol dm−3 s−11\,\text{mol\,dm}^{-3}\,\text{s}^{-1}.

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  3. Question 3

    Halogen Derivatives of Alkanes. Asked once: 9 May 2023 S1 (same type asked 6 times) See all 6 of this type

    69
    What is the number of moles of Cl atoms and N atoms respectively present in n moles of tear gas?

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  4. Question 4

    States of Matter. Asked once: 10 May 2023 S2 (same type asked 6 times) See all 6 of this type

    98
    What is the volume of a gas at 1.032×105 Nm−21.032 \times 10^5\,\text{Nm}^{-2} if it occupies 1 dm31\,\text{dm}^3 of volume at normal temperature and pressure?

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  5. Question 5

    Chemical Thermodynamics and Energetics. Asked once: 9 May 2024 S2 (same type asked 6 times) See all 6 of this type

    63
    What is the value of ΔH−ΔU\Delta H - \Delta U for the following reaction? 2C(s)+3H2(g)→C2H6(g)2\text{C(s)} + 3\text{H}_2\text{(g)} \to \text{C}_2\text{H}_6\text{(g)}

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