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11th CBSE
IMPORTANT
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In Antarctica, ozone depletion is due to the formation of the following compound

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Important Questions on Environmental Chemistry

MEDIUM
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q II
Which of the following is not a greenhouse gas? 
EASY
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q II
Among the following, the one which is not a “greenhouse gas’ is
HARD
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q II
Identify the wrong statement in the following :
HARD
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q II
The gas emitted by supersonic jet planes that slowly depletes the ozone layer is
HARD
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q III
The pH of normal rain water is
HARD
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q III
The process of ‘eutrophication’ is due to
HARD
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q III
Excess nitrate in drinking water can cause
HARD
11th CBSE
IMPORTANT
Pradeep's New Course CHEMISTRY Vol.II>Chapter 14 - Environmental Chemistry>Competition FOCUS>Q III
The maximum prescribed concentration of cadmium in drinking water in ppm is