Allotropes of an element have different physical characteristics because they/their.
A. The number of electrons is different
B. Bonds are of different types
C. The number of neutrons varies
D. The structure of atoms is different
Answer: Option D
A. The number of electrons is different
B. Bonds are of different types
C. The number of neutrons varies
D. The structure of atoms is different
Answer: Option D
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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