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Question
Chemistry
Which of the following oxides of nitrogen is the anhydride of nitrous acid?
Q. Which of the following oxides of nitrogen is the anhydride of nitrous acid?
2190
189
AFMC
AFMC 2007
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A
NO
B
N
2
O
3
C
N
2
O
4
D
N
2
O
5
Solution:
Nitrous acids gives dinitrogen trioxide on dehydration.
2
H
N
O
2
→
H
2
O
+
N
2
O
3