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CBSE - VI - Science - Electricity and Circuits

respected mam/sir
I want to ask one M.C.Q question.
when light fall on the certain substance'A', it breaks down to give 'B' and 'C'. 'B' and 'C'are unstable substances that can easilly catch fire. to prevent an accident from fire, substance 'A' should be stored in:
a) glass bottle
b) water
c) metal container
d) glycerine

Asked by sguptaseema 16th March 2015, 2:14 PM
Answered by Expert


As substance 'A' is light sensetive element it is has to be stored in tinted or opaque containers. In the given options metal containers is the only opaque material so option 'C' i.e. metal container will be correct answer.
Answered by Expert 18th March 2015, 12:08 PM

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