PYQ Vault

Day 116: MHT-CET Chemistry

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

  1. Question 1

    Aromatic Compounds. Asked 2 times: 15 Apr 2026 S1, 12 May 2026 S2 See all 2 times it was asked

    17
    Identify the product obtained when n-Hexane is heated at 773773 K under 1010 to 2020 atm in presence of V2O5\mathrm{V_2O_5} ?

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  2. Question 2

    Chemical Kinetics. Asked 2 times: 11 Apr 2026 S1*, 12 May 2026 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    27
    Rate constant for first order reaction is 40 s−140\,s^{-1}. Calculate the time required to reduce the concentration to 1/201/20 th of its initial value.

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  3. Question 3

    Green Chemistry and Nanochemistry. Asked 2 times: 20 Apr 2025 S2, 12 May 2026 S2 See all 2 times it was asked

    18
    E.coli bacteria from water can be effectively removed by using-

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  4. Question 4

    Introduction to Polymer Chemistry. Asked 2 times: 9 May 2023 S1, 12 May 2026 S2 See all 2 times it was asked

    49
    Identify the polymer obtained from acrylonitrile and 1,3-butadiene.

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  5. Question 5

    Some Basic Concepts of Chemistry. Asked 2 times: 13 Apr 2026 S1*, 12 May 2026 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    1
    Identify the quantity of water (expressed in different terms) that contains highest number of water molecules in it.

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