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Chemistry
Concentrated nitric acid, upon long standing turns yellow-brown due to the formation of
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Q. Concentrated nitric acid, upon long standing turns yellow-brown due to the formation of
The p-Block Elements
A
$NO$
B
$NO _2$
C
$N _2 O$
D
$N _2 O _4$
Solution:
$4 HNO _3 \rightarrow 2 H _2 O +2 NO _2+3 O _2$