Yellow colour of usual nitric acid is due to the presence of which one of the following?
A. N2O
B. NO
C. N2O5
D. NO2
Answer: Option D
Related Questions on Non Metal and Its Compounds
Red phosphorus is less reactive than yellow phosphorus because
A. it is red in colour
B. it is highly polymerised
C. it is insoluble in C2H5OH
D. it is hard

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