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Question
Chemistry
Correct statement about smog is:
Q. Correct statement about smog is:
237
160
JEE Main
JEE Main 2023
Environmental Chemistry
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A
Both
N
O
2
and
S
O
2
are present in classical smog
B
Classical smog also has high concentration of oxidizing agents
C
N
O
2
is present in classical smog
D
Photochemical smog has high concentration of oxidizing agents
Solution:
Photochemical smog has high concentration of oxidising agents
N
O
2
is produced from
NO
and
O
3
in the presence of sunlight
Classical smog contain smoke, fog and
S
O
2
and it is known as reducing smog, as chemically it is reducing mixture