Interesting Quiz On Cfc Test

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Interesting Quiz On Cfc Test

Chlorofluorocarbons often called CFCs, are chemical compounds often used as refrigerants. This is because they are non-inflammable and non-toxic. The uses of CFC gained much popularity in the 1950s when the cost of purchasing them reduced due to an improved method of synthesis. Do you know the implication of the use of CFC in the environment? Tackle the following questions if you do.


Questions and Answers
  • 1. 
    CFCs are often produced as derivatives of the following except 
    • A. 

      Butane

    • B. 

      Ethane

    • C. 

      Propane

    • D. 

      Methane

  • 2. 
    The most common representative of Freon is 
    • A. 

      Dichlorodifluoromethane

    • B. 

      Dichloromethane

    • C. 

      Cyclohexane

    • D. 

      Catecholamine

  • 3. 
    CFCs are used in the production of the following save 
    • A. 

      Liquid soap

    • B. 

      Aerosol

    • C. 

      Refridgerants

    • D. 

      Propellants

  • 4. 
    What is the boiling point of methane on the Celsius scale?
    • A. 

      -89 degree

    • B. 

      -161 degree

    • C. 

      -141 degree

    • D. 

      -123 degree

  • 5. 
    Freon containing bromine are signified by ____________
    • A. 

      Three numbers

    • B. 

      Five numbers

    • C. 

      Four numbers

    • D. 

      Six numbers

  • 6. 
    What is the boiling point of Trichlorofluoromethane on Celsius scale?
    • A. 

      23.77 degree

    • B. 

      27.20 degree

    • C. 

      34.98 degree

    • D. 

      42.78 degree

  • 7. 
    Which of these is the formula for Chlorotrifluoromethane?
    • A. 

      CCl

    • B. 

      CCIF³

    • C. 

      CICF³

    • D. 

      CCIF

  • 8. 
    Who pioneered the synthesis of CFCs?
    • A. 

      Joseph Priestly

    • B. 

      Sampson Wheels

    • C. 

      Ewart Jordan

    • D. 

      Frédéric Swarts

  • 9. 
    CFCs replaced the following compounds as refrigerants except 
    • A. 

      Hydrogen Sulphide

    • B. 

      Sulphur dioxide

    • C. 

      Chloromethane

    • D. 

      Ammonia

  • 10. 
    Who was the first person to discover presence of CFCs in the air?
    • A. 

      Sigmund Freud

    • B. 

      Abraham Maslow

    • C. 

      Adams Salt

    • D. 

      James Lovelock