Question

because a new shell of electrons as aaded to the atoms at every step. As the number of shells in the atoms increases gradually due to which the size of atoms increases . As the line of the atoms. increases which leads to increaue in atomic readius of an atom
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Answer 1

Explanation:

In general, atomic radius decreases across a period and increases down a group. ... Down a group, the number of energy levels (n) increases, so there is a greater distance between the nucleus and the outermost orbital. This results in a larger atomic radius.

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