IGCSE A Level Chemistry Online Tests
Uses of Halogenoalkanes MCQ (Multiple Choice Questions) PDF Download
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The MCQ: Depleting of CFCs caused a serious environmental hazard i.e.; "Uses of Halogenoalkanes" App Download (Free) with answers: Ozone layer; Ultra violet rays; Stratosphere; Exosphere; to learn online training courses. Practice Uses of Halogenoalkanes Quiz Questions, download Apple eBook (Free Sample) for online college bachelor degree.
Uses of Halogenoalkanes MCQ (PDF) Questions Answers Download
Halogen alkanes are naturally found and are
- abundant
- rare
- profound
- plenty
Depleting of CFCs caused a serious environmental hazard i.e.
- ozone layer
- ultra violet rays
- stratosphere
- exosphere
The effects of CFC can be retained in the atmosphere for up to a/an
- hundred years
- few months
- year
- week
(Chloro Fluoro Carbons) CFCs are not
- flammable only
- toxic only
- harmful
- flammable and toxic
The protection of earth from harmful rays of the sun is done by
- ozone layer
- UV rays
- stratosphere
- exosphere
IGCSE A Level Chemistry Practice Tests
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