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Chlorofluorocarbons MCQ (Multiple Choice Questions) PDF Download
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The MCQ: Chlorofluorocarbons are primarily used as; "Chlorofluorocarbons" App Download (Free) with answers refrigerants, fuels of crafts, repairers of ozone layer and repairers of troposphere to study online e-learning courses. Practice chlorofluorocarbons quiz questions, download Google eBook (Free Sample) for best online colleges with financial aid.
Chlorofluorocarbons MCQs: Questions and Answers PDF Download
Chlorofluorocarbons are primarily used as
- refrigerants
- fuels of crafts
- repairers of ozone layer
- repairers of troposphere
Chlorofluorocarbons are replacing with less harmful compounds such as
- hydrocarbons
- hydrofluorocarbons
- dichlorodifluoromethane
- difluoroethane
In the upper atmosphere, the presence of chlorofluorocarbons causes the depletion of
- thermosphere
- ozone layer
- exosphere
- mesosphere
Organic compound chlorofluorocarbon contains volatile derivative of ethane, methane and propane which are
- chlorine
- fluorine
- carbon
- all of above
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Computer Fundamentals Practice Questions
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Computer Fundamentals MCQ Questions
- Mechanical or electronic conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene-photo or from subtitle text superimposed on an image is called
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