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States of Matter

MHT-CET Chemistry. Try each one first, then open its answer.

Top 10 MHT-CET PYQs to practise first

The questions and kinds of question asked most often come first. Each one says how often and in which papers.

  1. Question 1

    This type asked 9 times: 2 May 2023 S1, 12 May 2024 S2, 19 Apr 2025 S1, 23 Apr 2025 S1, 25 Apr 2025 S2, 26 Apr 2025 S1, 26 Apr 2025 S2, 18 Apr 2026 S1, 18 Apr 2026 S2. This one: 18 Apr 2026 S2 See all 9 of this type

    6
    A container contains mixture of He and Ne gases at certain temperature. He is 20 % by mass of mixture. What is the ratio of partial pressure of Helium to Neon ?

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  2. Question 2

    This type asked 7 times: May 2021 S1, 9 May 2024 S1, 12 May 2024 S1, 17 Apr 2026 S2, 12 May 2026 S1, 13 May 2026 S2, 14 May 2026 S1. This one: 14 May 2026 S1 See all 7 of this type

    4
    The volume of a given mass of a gas at 27∘C27^\circ\mathrm{C} is 2.1 dm32.1\ \mathrm{dm^3}. Calculate the new volume of a gas at constant pressure when the temperature is 7∘C7^\circ\mathrm{C}.

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  3. Question 3

    This type asked 6 times: 4 May 2023 S1, 10 May 2023 S1, 10 May 2023 S2, 11 May 2024 S2, 11 Apr 2026 S2, 16 Apr 2026 S2. This one: 16 Apr 2026 S2 See all 6 of this type

    5
    At constant temperature, a gas occupies a volume of 200 mL at a pressure of 500 mm Hg. What will be its volume at 800 mm Hg pressure?

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  4. Question 4

    This type asked 5 times: 3 May 2023 S1, 15 May 2023 S2, 14 May 2024 S1, 13 Apr 2026 S1, 20 Apr 2026 S1. This one: 20 Apr 2026 S1 See all 5 of this type

    5
    Find the number of moles of CO2\mathrm{CO_2} present in a sample occuping 4×10−3 m34 \times 10^{-3}\ \mathrm{m^3} at 1.104×105 Nm−21.104 \times 10^5\ \mathrm{Nm^{-2}} pressure (R×T=2208 J mol−1)(R \times T = 2208\ \mathrm{J\,mol^{-1}})

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  5. Question 5

    This type asked 5 times: 4 May 2023 S2, 10 May 2024 S2, 11 May 2024 S1, 20 Apr 2025 S1, 15 Apr 2026 S1. This one: 15 Apr 2026 S1 See all 5 of this type

    6
    Calculate the compressibility factor of 11 mole of a certain real gas if it occupies 0.4 dm30.4\ \mathrm{dm^3} at 300300 K and 4040 atm. [R =0.082= 0.082 atm dm3 K−1 mol−1\mathrm{dm^3\,K^{-1}\,mol^{-1}}]

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  6. Question 6

    Asked 3 times: 2 May 2023 S1*, 19 Apr 2025 S1*, 23 Apr 2025 S1 (* = numbers or wording changed that year) See all 3 times it was asked

    81
    A container contains equal masses of H2,HeH_{2},He, CO2CO_{2} and Ne at a certain temperature. Which of the following gas exerts maximum partial pressure?

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  7. Question 7

    This type asked 3 times: 13 Apr 2026 S2, 15 Apr 2026 S2, 13 May 2026 S1. This one: 13 May 2026 S1 See all 3 of this type

    4
    A sample of nitrogen gas occupies a volume of 320 cm3320\ \mathrm{cm^3} at STP. Calculate its volume at 66 ∘66\ ^\circC and 0.8250.825 bar pressure

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  8. Question 8

    This type asked 3 times: 15 May 2023 S1, 20 Apr 2025 S2, 20 Apr 2026 S2. This one: 20 Apr 2026 S2 See all 3 of this type

    4
    A mixture of 0.5 mol N2\mathrm{N_2} gas, 1.0 mol O2\mathrm{O_2} gas and 1.5 mol H2\mathrm{H_2} gas exerts a total pressure of 18 bar. Find the partial pressure of O2(g)\mathrm{O_{2(g)}}.

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  9. Question 9

    This type asked 3 times: 16 May 2023 S1, 19 Apr 2025 S2, 17 Apr 2026 S1. This one: 17 Apr 2026 S1 See all 3 of this type

    5
    V0V_0 and VtV_t are volumes of an ideal gas at 0 ∘C0\ ^\circ\mathrm{C} and t ∘Ct\ ^\circ\mathrm{C} respectively, find ratio VtV0\dfrac{V_t}{V_0}

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  10. Question 10

    Asked 2 times: 15 May 2023 S2*, 12 May 2026 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    5
    Which among the following gases is difficult to liquefy ?

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