Question

define atomicity for class 9​

Answer 1

Answer:

the no of valence electrons present in the outermost shell of an atom is call atomicity of that atom

Answer 2

Atomicity can be defined as the total number of atoms that composes a molecule. Simply put, it is the no of atoms present in a molecule. For example, each molecule of oxygen is composed of two oxygen atoms. So atomicity of oxygen is 2. In older contexts, atomicity is sometimes synonymous with valency.

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