18 September 2013

XI Chemistry Online Mcqs - Three States of Matter - Solid, Liquid, Gases - Test - 05

XI Chemistry Mcqs

Three States of Matter (Gases, Liquids, Solids) – Chapter # 02 – Test 05

  1. Question 1 of 10
    1. SI unit of pressure is:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Pascal

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  2. Question 2 of 10
    2. Molecular masses of O2 and of H2 are 32 and 2 respectively; hence their rates of diffusion will be as follows:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : H2 will diffuse four times faster than O2

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  3. Question 3 of 10
    3. The escape of a gas molecule through a pinhole is called:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Effusion

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  4. Question 4 of 10
    4. Graham's law refers to:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Gaseous diffusion

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  5. Question 5 of 10
    5. Absolute Viscosity is difficult to measure because it depend on:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : All the above factors

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  6. Question 6 of 10
    6. The temperature of 273 K corresponds to:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : 0°C

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  7. Question 7 of 10
    7. Non-wetting liquid forms:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Convex meniscus

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  8. Question 8 of 10
    8. The device used to measure Viscosity is called:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Ostwald's Viscometer

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  9. Question 9 of 10
    9. Falling drop of water is spherical due to:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Surface tension

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  10. Question 10 of 10
    10. The force of attraction between hydrogen atom of one molecule and an electronegative atom of another molecule containing one pair of electron is called:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Hydrogen Bond

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