Define valency
oxygen
the atomicnumber and valency of
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Valency is the combining capacity of the elements to form compounds. ... Therefore, later on valency was defined as the number of chemical bonds formed by an atom in a ... Element, Atomic Number, Valency ... In Phosphorus pentoxide, two atoms of phosphorus have combined with five atoms of oxygen.
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Answer:
8
Explanation:
eight is the atomic number of oxygen
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