Rank the four elements in order of increasing atomic size, are F, S, Si, Sr.
Atomic size is the distance between the centre of the nucleus of an atom and its outermost shell. In basic chemistry, the atomic radius is defined as the shortest distance between the atom's nuclei and the outermost shell of the atom.
Atomic size: The distance from the center of the nucleus of an isolated atom to the outermost shell containing electrons is known as atomic size. The unit of measurement is Angstroms (A˚).
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