Question

what is atomic size​

Answer 1

Atomic size the distance between the centre of the nucleus and the boundary of the shells electron is known as atomic sezi of an atom.

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Answer 2

Answer:

Explanation:

Atomic size is the distance between the center of the nucleus of the atom to the outermost shell of that atom. 

The periodic trend for atomic size is it increases across a period from right to left and increases topp to bottom in a group.