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Question
Chemistry
The gas emitted by supersonic jet planes that slowly depletes concentration of ozone layer is
Q. The gas emitted by supersonic jet planes that slowly depletes concentration of ozone layer is
3225
243
KEAM
KEAM 2012
Environmental Chemistry
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A
CO
14%
B
NO
45%
C
S
O
2
38%
D
O
2
3%
E
HF
3%
Solution:
The gas released into upper atmosphere from engine of supersonic transport plane is nitric oxide (NO). It reaches into the stratosphere, reacts with ozone and causes its depletion.
NO
+
O
3
⟶
N
O
2
+
O
2
O
2
→
U
V
NO
+
[
O
]
+
[
O
]
N
O
2
+
[
O
]
⟶
NO
+
O
2