Explain why the periodic table is not a normal table of rows and columns

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Chemistry

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27 September, 17:18

Explain why the periodic table is not a normal table of rows and columns

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Jan Bishop · Answer 1

The vertical columns on the periodic table are called groups or families because of their similar chemical behavior. All the members of a family of elements have the same number of valence electrons and similar chemical properties. The horizontal rows on the periodic table are called periods.