PYQ Vault

Day 427: MHT-CET Chemistry

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

  1. Question 1

    Biomolecules. Asked once: 13 May 2026 S2

    47
    What are the basic building blocks of proteins?

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  2. Question 2

    Chemical Bonding and Molecular Structure. Asked once: 19 Apr 2025 S2

    77
    Which of the following molecules has a regular geometry as expected?

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  3. Question 3

    Chemical Kinetics. Asked once: 26 Apr 2025 S1

    83
    Calculate rate constant of a first order reaction having pre exponential factor 1.6×1013 s−11.6 \times 10^{13}\text{ }s^{-1}. ( Ea/2.303RT=21E_{a}/2.303RT = 21 )

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  4. Question 4

    Chemical Thermodynamics and Energetics. Asked once: 20 Apr 2026 S1

    7
    Identify the law for the statement "Overall the enthalpy change for a reaction is equal to sum of enthalpy changes of individual steps in the reaction"

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  5. Question 5

    Coordination Compounds. Asked once: 19 Apr 2025 S1

    73
    Which from following coordinate complexes contains the ligand 'en'?

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