Different forms of an element which exist in the same state but have different molecular or crystalline structures. Classic examples of allotropes include diamond and graphite (allotropes of carbon), red phosphorous and white phosphorous, and $\ce{O2}$ and $\ce{O3}$ (allotropes of oxygen).
Questions tagged [allotropes]
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Does sulfur have various allotropes at room temperature?
Recently I had a question in my chemistry test that said:
Which of the following nonmetals does not have multiple allotropes at room temperature?
A) Oxygen
B) Hydrogen
C) Sulfur
D) Phosphorus
The answer was apparently hydrogen, but can't sulfur…
Becca156
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Why do some elements form allotropes and others do not?
I just studied in my chemistry class about the allotropes of carbon. But why does carbon form allotropes? Also why only carbon? Why do some elements form allotropes and others do not?
Plan'k-44
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