1. The horizontal columns on the periodic table are called

Question

Chemistry

Paxton

7 February, 20:09

1. The horizontal columns on the periodic table are called

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Answers (2)

Know the Answer?

Asia Maxwell · Answer 1

Answer: rows

Ally Johnston · Answer 2

Periods

Explanation:

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.