groups, the horizontals are periods
groups are the vertical columns on the periodic table
The vertical columns of the periodic table are called groups or families.
The vertical columns of a periodic table are called groups or families. They share similar chemical properties because they have the same number of valence electrons.
The vertical columns in a periodic table are called Groups.
the vertical columns in a periodic table are called groups.
The vertical sections of the periodic table are called groups or columns.
The vertical columns on the periodic table are groups. Groups show patterns in ionization energies, electronegativity and atomic radius.
The vertical columns in a periodic table are called groups, and the horizontal rows are called periods.
columns
groups
Vertical columns are called groups. Horizontal rows are known as periods.
The vertical columns on the periodic table are called groups or families.