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Environmental Chemistry Free Doubts and Solutions

CBSE - XI Science - Chemistry - Environmental Chemistry

For the mcqs having multiple correct answers, what kind of marking scheme is adopted? I mean if i choose only 2 options when 3 options are correct or if i choose one correct option and another wrong option, how will the marks be awarded?

Asked by Renuka Ganesh 20th May 2014, 9:03 AM
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CBSE - XI Science - Chemistry - Environmental Chemistry

drop of liquid assumes sperical shape why?

Asked by Aakrati Gawande 27th March 2014, 12:08 PM
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CBSE - XI Science - Chemistry - Environmental Chemistry

how so2 cause pollution ? give steps to control it?

Asked by Aakrati Gawande 26th March 2014, 3:38 PM
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CBSE - XI Science - Chemistry - Environmental Chemistry

Irritation to the eyes is caused by which pollutant from the following: 1. Sulphor dioxide 2. Ozone 3. PAN 4. Nitrous Oxide

Asked by Akshay Salegaonkar 12th November 2013, 10:56 AM
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CBSE - XI Science - Chemistry - Environmental Chemistry

best refresher for class 11 for chemistry

Asked by roopali mishra 3rd June 2013, 6:23 PM
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CBSE - XI Science - Chemistry - Environmental Chemistry

which chemistry reference buk i should go for my class 12 cbse board??

Asked by GAURAV PRAKASH 21st March 2013, 8:15 PM
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CBSE - XI Science - Chemistry - Environmental Chemistry

what is the structure of cfc?

Asked by Badrinath Mishra 10th February 2013, 3:13 PM
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CBSE - XI Science - Chemistry - Environmental Chemistry

how is cfc responsible for depletion of ozone layer?

Asked by Badrinath Mishra 9th February 2013, 10:42 PM
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CBSE - XI Science - Chemistry - Environmental Chemistry

what is the effect of pollution on green plants?is it helpful or harmful?

Asked by Badrinath Mishra 9th February 2013, 10:19 PM
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CBSE - XI Science - Chemistry - Environmental Chemistry

formula of formaldehyde and peroxyacetyl nitarte

Asked by 28th February 2012, 12:11 PM
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