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Day 118: MHT-CET Chemistry

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

  1. Question 1

    Solutions and Colligative Properties. Asked 2 times: 22 Apr 2025 S1, 12 May 2026 S1 See all 2 times it was asked

    21
    Which of the following binary solution exhibits higher vapor pressure than the vapour pressure of its pure components at same temprecure?

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  2. Question 2

    States of Matter. Asked 2 times: 12 May 2024 S1*, 12 May 2026 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    5
    A hot air balloon has a volume of 2800 dm32800\ \mathrm{dm^3} at 100 ∘C100\ ^\circ\mathrm{C}. What is the volume if air cools to 27 ∘C27\ ^\circ\mathrm{C}?

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  3. Question 3

    Chemical Kinetics. Asked 2 times: 10 May 2024 S2, 20 Apr 2026 S2 See all 2 times it was asked

    29
    Calculate the rate constant of first order reaction A→B\mathrm{A \rightarrow B} having rate 5.4×10−6 mol dm−3s−15.4 \times 10^{-6}\ \mathrm{mol\,dm^{-3}s^{-1}} and [A]=0.3[\mathrm{A}] = 0.3 M.

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  4. Question 4

    Coordination Compounds. Asked 2 times: 9 May 2023 S1, 20 Apr 2026 S2 See all 2 times it was asked

    36
    Which of the following coordinate complexes is heteroleptic?

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  5. Question 5

    Electrochemistry. Asked 2 times: 15 Apr 2026 S1*, 20 Apr 2026 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    26
    If molar conductance at infinite dilution for CH3COO−\mathrm{CH_3COO^-} and H+\mathrm{H^+} ions are 50 S cm2 mol−150\ \mathrm{S\,cm^2\,mol^{-1}} and 350 S cm2 mol−1350\ \mathrm{S\,cm^2\,mol^{-1}} respectively, molar conductivity of 5×10−25 \times 10^{-2} M CH3COOH\mathrm{CH_3COOH} is 20 S cm2mol−120\ \mathrm{S\,cm^2mol^{-1}}. What is the hydrogen ion concentration in mol/dm3\mathrm{mol/dm^3} of CH3COOH\mathrm{CH_3COOH}?

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