Question

Why the atomic , size incrases down the group in the Periodic Table ​

Answer 1

Explanation:

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Answer 2

Answer:

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

Explanation:

Atomic Radius Trend on the Periodic Table. ... As you move down an element group (column), the size of atoms increases. This is because each atom further down the column has more protons and neutrons and also gains an additional electron energy shell.

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