PYQ Vault

Day 375: MHT-CET Chemistry

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

  1. Question 1

    Amines. Asked once: 20 Apr 2025 S2 (same type asked 11 times) See all 11 of this type

    89
    Which from following compounds is an example of secondary amine ?

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  2. Question 2

    Alcohols, Phenols and Ethers. Asked once: 9 May 2023 S1 (same type asked 10 times) See all 10 of this type

    89
    Which among the following is the method for the preparation of ethers?

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  3. Question 3

    Amines. Asked once: 25 Apr 2025 S2 (same type asked 10 times) See all 10 of this type

    99
    Which from following amines on heating with chloroform and ethanolic potassium hydroxide produces foul smell?

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  4. Question 4

    Chemical Kinetics. Asked once: 23 Apr 2025 S1 (same type asked 10 times) See all 10 of this type

    68
    The rate constant of a first order reaction is 1.15×10−3 s−11.15 \times 10^{-3}\,\text{s}^{-1}. How long will 5 g of reactant take to reduce to 3 g?

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  5. Question 5

    Electrochemistry. Asked once: 12 May 2024 S2 (same type asked 10 times) See all 10 of this type

    61
    Calculate EcellE_{cell} for Zn(s)∣Zn2+(0.1 M)∥Cr3+(0.1 M)∣Cr(s)Zn(s) | Zn^{2+} (0.1\,M) \| Cr^{3+} (0.1\,M) | Cr(s) at 25°C25°C if E°cell=0.02E°_{cell} = 0.02 V

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