If any of the following non-metals are placed in the air, then it ignites?
A. Sulphur
B. Uranium
C. Nitrogen
D. Phosphorus
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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