Atoms of elements that are in the same group have the same number of O protons O protons and neutrons O principle energy level O valence electrons

asked Aug 25, 2021 180k views

3 votes

Atoms of elements that are in the same group have the same number of

O protons
O protons and neutrons
O principle energy level
O valence electrons

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4 votes

Atoms are grouped together by their number of valence electrons

Loghorn answered Aug 29, 2021

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