The rows of the periodic table are called groups because similar elements reside next to each other on the modern periodic table.

True
False​

Respuesta :

Answer:

True

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.

Answer:

True

Explanation:

They are called by thier names