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31-12-2015
Chemistry

contestada

When an atom becomes a positive ion, the radius of the atom
(1) decreases
(2) increases
(3) remains the same

Respuesta :

31-12-2015

(1) decreases is your answer. First of all, when an atom becomes a positive ion, it would get rid of its valence shell, and second of all, the effective nuclear charge increases, pulling in the shells closer to it.

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