Chlorofluorocarbons MCQs Quiz Online PDF Download

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MCQs on ChlorofluorocarbonsQuiz PDF Download

MCQ: Chlorofluorocarbons are primarily used as

  1. refrigerants
  2. fuels of crafts
  3. repairers of ozone layer
  4. repairers of troposphere

A

MCQ: Chlorofluorocarbons are replacing with less harmful compounds such as

  1. hydrocarbons
  2. hydrofluorocarbons
  3. dichlorodifluoromethane
  4. difluoroethane

C

MCQ: In upper atmosphere, presence of chlorofluorocarbons causes depletion of

  1. thermosphere
  2. ozone layer
  3. exosphere
  4. mesosphere

B

MCQ: Organic compound chlorofluorocarbon contains volatile derivative of ethane, methane and propane which are

  1. chlorine
  2. fluorine
  3. carbon
  4. all of above

D