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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?
1292
185
CMC Medical
CMC Medical 2008
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A
NO
B
N
2
O
3
C
N
2
O
4
D
N
2
O
5
Solution:
Nitrous acid gives dinitrogen trioxide on dehydration.
2
H
N
O
2
H
2
O
+
N
2
O
3