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Day 181: MHT-CET Chemistry

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

  1. Question 1

    Solutions and Colligative Properties. Asked once: 17 Apr 2026 S1 (same type asked 14 times) See all 14 of this type

    21
    Which of the following concentrations of solutions of urea in water exhibits minimum freezing point depression?

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  2. Question 2

    Amines. Asked once: 17 Apr 2026 S1 (same type asked 14 times) See all 14 of this type

    44
    Identify correct decreasing order of basic strength of amines

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  3. Question 3

    Electrochemistry. Asked once: 12 May 2026 S2 (same type asked 14 times) See all 14 of this type

    25
    When 44 A current was passed through a salt solution for 4545 minutes, 2.9772.977 g metal was deposited. Calculate the charge on metal ion having molar mass 106.4106.4 g mol−1^{-1}.

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  4. Question 4

    Chemical Thermodynamics and Energetics. Asked once: 13 May 2026 S2 (same type asked 13 times) See all 13 of this type

    7
    If XX moles of O2\mathrm{O_2} gas expand isothermally and reversibly from volume 2 dm32\ \mathrm{dm^3} to volume 20 dm320\ \mathrm{dm^3} at 300300 K, the work obtained is −17.232-17.232 kJ. Calculate the value of XX. [R=8.314 J K−1mol−1][R = 8.314\ \mathrm{J\,K^{-1}mol^{-1}}]

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  5. Question 5

    Solid State. Asked once: 15 May 2026 S1 (same type asked 13 times) See all 13 of this type

    17
    What is the mass of 5 unit cells of sodium element having bcc structure (molar mass of Na=23\mathrm{Na} = 23 g/mol)?

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