Question

Atomicity of a molecule depends on the ___.

• A. total valency of the elements present in a molecule.
• B. number of elements combining together to form a molecule.
• C. sum of the atomic number of the element present in an atom.
• D. number of atoms of an element present in a molecule.

Answer 1

The correct option is D

number of atoms of an element present in a molecule.

Atomicity is defined as the number of atoms of an element present in a molecule of that element. On the basis of numbers of atoms combining atomicity is further divided into monoatomic, diatomic, triatomic and polyatomic molecules.