Phosphorus pentaiodide is an
inorganic compound
In chemistry, an inorganic compound is typically a chemical compound that lacks carbon–hydrogen bonds, that is, a compound that is not an organic compound. The study of inorganic compounds is a subfield of chemistry known as '' inorganic chemist ...
with formula PI
5. The existence of this compound has been claimed intermittently since the early 1900s. The claim is disputed: "The pentaiodide does not exist (except perhaps as PI
3·I
2, but certainly not as ...)".
References
Hypothetical chemical compounds
Phosphorus(V) compounds
Phosphorus iodides
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