

MCQOPTIONS
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1. |
Which of the following oxides of nitrogen is the anhydride of nitrous acid [NCERT 1975; AIIMS 1991] |
A. | \[NO\] |
B. | \[{{N}_{2}}{{O}_{3}}\] |
C. | \[{{N}_{2}}{{O}_{4}}\] |
D. | \[{{N}_{2}}{{O}_{5}}\] |
Answer» C. \[{{N}_{2}}{{O}_{4}}\] | |