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Day 134: MHT-CET Chemistry

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

  1. Question 1

    Chemical Thermodynamics and Energetics. Asked 2 times: 11 Apr 2026 S1, 13 Apr 2026 S2 See all 2 times it was asked

    7
    In which of the following processes the internal energy of system remain constant?

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  2. Question 2

    Elements of Group 16, 17 and 18. Asked 2 times: 15 May 2023 S1, 13 Apr 2026 S2 See all 2 times it was asked

    31
    What is O-O bond length in ozone ?

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  3. Question 3

    Ionic Equilibria. Asked 2 times: 11 May 2024 S1*, 13 Apr 2026 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    10
    What is the concentration of hydrogen ion in the solution when the concentration of hydroxyl ion is 0.080.08 mol / dm3\mathrm{dm^3} at 298298 K ?

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  4. Question 4

    Solutions and Colligative Properties. Asked 2 times: 19 Apr 2025 S2*, 13 Apr 2026 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    21
    An aqueous solution has an osmotic pressure of 4.924.92 atm at 300300 K. Calculate the molarity of the solution. (R=0.082(R = 0.082 L atm mol−1 K−1)\mathrm{mol^{-1}\,K^{-1}})

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  5. Question 5

    Transition and Inner Transition Elements. Asked 2 times: 16 May 2023 S2*, 13 Apr 2026 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    32
    Which of the following ions exhibit same value of spin only magnetic moment? (A). Ti3+\mathrm{Ti^{3+}} (B). Cr3+\mathrm{Cr^{3+}} (C). Mn2+\mathrm{Mn^{2+}} (D). Fe3+\mathrm{Fe^{3+}} (E). Sc3+\mathrm{Sc^{3+}} Choose the most appropriate answer from the options given below.

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