Name the reddish brown gas emitted when vigorously heating lead nitrate.
A. Nitric oxide
B. Nitrogen dioxide
C. Dye nitrogen oxide
D. Nitrogen pantoxide
Answer: Option B
A. Nitric oxide
B. Nitrogen dioxide
C. Dye nitrogen oxide
D. Nitrogen pantoxide
Answer: Option B
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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