Question

How is the size of an atom is
determined​

Answer 1

Answer:

The size of the atoms is determined by the size of their orbitals. The larger the quantum number "n" is, the larger the orbital is, which increases the size of the atom.

hope this helps you!!!!

Answer 2

Answer:

Every atom different in its number of protons it mass and it size. The size of the atom is determined by the size of their orbital.

The larger the quantum number 'n'is the larger the orbital is which the size of the atom.