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CBSE Notes 2011-2012 » XI-Chemistry

Environmental Chemistry

What are polar stratospheric clouds (PSCs) ?

Short answer question

What are polar stratospheric clouds (PSCs) ?

What is meant by polar vortex ?

Short answer question

What is meant by polar vortex ?

Define incineration.

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Define incineration.

Define green chemistry.

Short answer question

Define green chemistry.

What is meant by photo-chemical smog ?

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What is meant by photo-chemical smog ?

What are viable and non-viable particulates ?

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What are viable and non-viable particulates ?

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