What is the name of the compound with the formula P4O10?

The compound with the formula P4O10 is named tetraphosphorus decoxide. This name is derived from the molecular formula, which indicates that there are four phosphorus atoms and ten oxygen atoms present in the molecule. In nomenclature, the "tetra-" prefix signifies four phosphorus atoms, while "deca-" refers to ten oxygen atoms. The term "oxide" is used as a standard nomenclature for compounds formed from oxygen and another element.

Naming conventions for molecular compounds, especially those that are covalently bonded, involve using Greek prefixes to indicate the number of each type of atom in the formula. This systematic approach helps convey the structure of the compound and allows chemists to easily identify its composition based on the name.

In this case, the correct name accurately reflects both the molecular composition and the applicable naming rules, confirming the choice of tetraphosphorus decoxide as the right answer.