period
Each (horizontal) row is called a '''period''', whereas each (vertical) column is called a group.
period
Each row on the periodic table is called a period, while each column is called a group.
Period
its called a period.
each row in the Periodic Table is called a period.
The Horizontal Rows are named 'PERIODS'. The Vertical Columns are named 'GROUPS'.
groupsi
A period on the periodic table refers to a row of elements that are arranged in order of increasing atomic number. Each period starts a new row and represents the number of electron shells an element has.
each row in the Periodic Table is called a period.
A row in the periodic table is called a period. Columns are groups.
A row in the Periodic Table is called a period. Columns are groups.