Matter In Our Surroundings

15 Questions | Total Attempts: 5858

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Matter In Our Surroundings

This somewhat geographical-somewhat chemical quiz will put your knowledge to the test on assorted topics such as the Kelvin scale, dry ice, inter-particle forces, the melting point of a substance and the evaporation of liquids.


Questions and Answers
  • 1. 
    Which one of the following sets of phenomena would increase on raising the temperature? 
    • A. 

      Diffusion ,evaporation, compression of gases

    • B. 

      Evaporation, compression of gases and solubility

    • C. 

      Evaporation , diffusion , expansion of gases

    • D. 

      Evaporation, solubility diffusion compression of gases

  • 2. 
    Zohra visited a natural gas compressing unit and found that the gas can be liquefies under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions 
    • A. 

      Low temperature , low pressure

    • B. 

      High temperature , low pressure

    • C. 

      Low temperature , high pressure

    • D. 

      High temperature , high pressure

  • 3. 
    On Kelvin scale 0OC is equal to – 
    • A. 

      273 K

    • B. 

      – 273 K

    • C. 

      0 K

    • D. 

      100 K

  • 4. 
    The melting point of a substance is defined as the constant temperature at 1 Atmospheric pressure when
    • A. 

      Both the solid & liquid exist together

    • B. 

      Only liquid is present

    • C. 

      The solid is completely changed into liquid

    • D. 

      The solid starts melting

  • 5. 
    Which of the following factors are responsible for the change of state of solid CO2 into Vapours?
    • A. 

      Increase in temperature

    • B. 

      Decrees In pressure

    • C. 

      Increase in pressure

    • D. 

      Both decrees in pressure and increase in temperature

  • 6. 
    When we add sugar in water, particles of sugar disappear because they - 
    • A. 

      Are very small

    • B. 

      Get into the spaces between water particles

    • C. 

      Are moving

    • D. 

      All above

  • 7. 
    Find the incorrect statement
    • A. 

      Cooling is caused during boiling

    • B. 

      Low boiling liquids evaporate faster than high boiling liquids

    • C. 

      Evaporation is a surface phenomena but boiling is not

    • D. 

      The standard room temperature is 298K

  • 8. 
    The evaporation of a liquid occur only at 
    • A. 

      All temperatures

    • B. 

      A fixed temperature

    • C. 

      Temperature less than 0°C

    • D. 

      Temperature more than 100°C

  • 9. 
    The interparticle forces are the strongest in 
    • A. 

      Ammonia

    • B. 

      Carbon dioxide

    • C. 

      Sodium Bromide

    • D. 

      Ethyl alcohol

  • 10. 
    During summer water kept in an earthen pot becomes cool because of the phenomenon of 
    • A. 

      Diffusion

    • B. 

      Transpiration

    • C. 

      Osmosis

    • D. 

      Evaporation

  • 11. 
    Name the state of matter that 'has minimum inter particle attraction’
    • A. 

      Solid

    • B. 

      Gas

    • C. 

      Liquid

    • D. 

      All of these

  • 12. 
    Select the correct order of substances in increasing order of attraction between the particles:
    • A. 

      Water < Sugar < Oxygen

    • B. 

      Sugar < Oxygen < Water

    • C. 

      Sugar < Water < Oxygen

    • D. 

      Oxygen < Water < Sugar

  • 13. 
    The melting point of a substance is defined as the constant temperature at 1 Atmospheric pressure when
    • A. 

      Both the solid & liquid exist together

    • B. 

      Only liquid is present

    • C. 

      The solid is completely changed into liquid

    • D. 

      The solid starts melting

  • 14. 
    Choose the correct statement of the following:
    • A. 

      Conversion of solid into vapors without passing through the liquid state is called as vaporization

    • B. 

      Conversion of vapors into solids without passing through the liquid state is called sublimation

    • C. 

      Conversion of vapors into solids without passing through the liquid state is called freezing

    • D. 

      Conversion of solid into liquid is called sublimation

  • 15. 
    Dry ice means –
    • A. 

      Solid water

    • B. 

      Solid CO

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