The formula for Phosphorus(V) Oxide [which has 10 oxygen atoms in a molecule] is P4O10.
Phosphorus pentoxide or phosphorus(V) oxide.
The common name of this compound is phosphorus pentaoxide and the systematic name is Potassium(V) Oxide.
Phosphorus pentoxide or phosphorus(V) oxide.
The systematic name of this compound is Manganese(III) Sulfate(IV).
P2O5 is the empirical formula for phosphorus(V) oxide, P4O10.
The formula for Phosphorus(V) Oxide [which has 10 oxygen atoms in a molecule] is P4O10.
Phosphorus(III) oxide has the formula P2O3 but it exists as the molecule of P4O6
Phosphorus pentoxide or phosphorus(V) oxide.
Phosphorus (III) oxide: P4O6
The common name of this compound is phosphorus pentaoxide and the systematic name is Potassium(V) Oxide.
There are more than one of them, but the most common is P2O5.
The chemical formula for Bismuth V oxide is Bi2O5.
You r question does not make sense, as it ends in 'and?'. However, Phosphorus oxide is usually named as 'phosphorus pentoxide. The formula being 'P2O5'. Phosphorus pentoxide often form the dimer 'P4O10',
Phosphorus pentoxide or phosphorus(V) oxide.
The systematic name of this compound is Manganese(III) Sulfate(IV).
Formula: V(IO3)3
P2O5 is the empirical formula for phosphorus(V) oxide, P4O10.