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Day 32: MHT-CET Chemistry

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

  1. Question 1

    Introduction to Polymer Chemistry. Asked 6 times: May 2021 S1, 2 May 2023 S2*, 12 May 2024 S1*, 21 Apr 2025 S1*, 19 Apr 2026 S1*, 20 Apr 2026 S2 (* = numbers or wording changed that year) See all 6 times it was asked

    49
    Which of the following is a cross-linked, thermosetting polymer?

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  2. Question 2

    Amines. Asked 6 times: 4 May 2023 S2*, 16 May 2023 S1, 16 May 2023 S2, 14 May 2024 S1, 15 Apr 2026 S1*, 19 Apr 2026 S2 (* = numbers or wording changed that year) See all 6 times it was asked

    42
    Identify the product B in following reaction. CH3Br→KCNA→C2H5OHNaB\mathrm{CH_3Br \xrightarrow{KCN} A \xrightarrow[C_2H_5OH]{Na} B}

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  3. Question 3

    Biomolecules. Asked 6 times: 9 May 2023 S1*, 9 May 2023 S2*, 11 May 2023 S1*, 12 May 2024 S2*, 25 Apr 2025 S1*, 18 Apr 2026 S1 (* = numbers or wording changed that year) See all 6 times it was asked

    46
    Which from following is NOT a globular protein?

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  4. Question 4

    Solid State. Asked 6 times: 2 May 2023 S1*, 3 May 2023 S2*, 9 May 2023 S1*, 10 May 2023 S1*, 13 May 2024 S2*, 14 May 2024 S1 (* = numbers or wording changed that year) See all 6 times it was asked

    63
    Calculate the volume of unit cell if an element having molar mass 56 g mol−156\,\text{g mol}^{-1} forms bcc unit cells. [ρ⋅NA=4.8×1024 g cm−3 mol−1\rho\cdot N_A=4.8\times10^{24}\,\text{g cm}^{-3}\,\text{mol}^{-1}]

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  5. Question 5

    Solid State. Asked 6 times: 4 May 2023 S1*, 9 May 2023 S2*, 9 May 2024 S2*, 10 May 2024 S1*, 11 May 2024 S2*, 12 May 2024 S1 (* = numbers or wording changed that year) See all 6 times it was asked

    58
    Calculate the molar mass of an element having density 7.8 g cm−37.8\,\text{g cm}^{-3} that forms bcc unit cell. [a3⋅NA=16.2 cm3 mol−1][a^3\cdot N_A = 16.2\,\text{cm}^3\,\text{mol}^{-1}]

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