CBSE Class 11 Chemistry Worksheet - Environmental Chemistry (2) CBSE,CCE and NCERT students can refer to the attached file. All educational material on the website has been prepared by the best teachers having more than 20 years of teaching experience in various schools. The study material available on our website for all CBSE classes and subjects have been prepared by teachers from all over the country. All study material has been carefully designed keeping into mind the latest CBSE examination trends.
Ch#14: Environmental Chemistry -02
Full Marks: 20
Instructions:1. All questions are compulsory.2. Please give the explanation for the answer where applicable.
Q1 - Which gas leaked to bring havoc in Bhopal tragedy? (1 Mark)
Q2 - Write two important sinks of CO2 ? (1 Mark)
Q3 - What is the role of the builder in synthetic detergents? (1 Mark)
Q4 - Why ‘ photochemical smog’ is so called ? Write the composition of photochemical smog ? (2 Marks)
Q5 - What is ‘asbestosis’ and ‘silicosis’? (2 Marks)
Q6 - What do you mean by COD ? (2 Marks)
Q7 - What would have happened if the green house gases were totally missing in the earth’s atmosphere? (3 Marks)
Q8 - Write the reactions involved for ozone layer depletion in the stratosphere? (3 Marks)
Q9 - What is the significance of dissolved oxygen in water? Name the processes which are responsible for the deoxygenation of water. (5 Marks)
Please refer to the link below for CBSE Class 11 Chemistry Worksheet - Environmental Chemistry (2)
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