periods, they are periods
periods are the rows and families are the columns
False; That would be called groups. Periods are horiztonal rows.
The rows on the periodic table are called periods.
The horizontal rows are called periods
rows. the vertical columns are called periods
The horizontal rows on the periodic table are called periods.
the rows of the Periodic Table are called groups or families and the rows are called periods
The horizontal rows on the periodic table are called periods.
periods are the rows and families are the columns
False; That would be called groups. Periods are horiztonal rows.
The horizontal rows of elements in the periodic table are called periods.
They can be called banded rows.
The rows on the periodic table are called periods.
The horizontal rows are called periods
rows. the vertical columns are called periods
The horizontal rows on the periodic table are called periods.
each row in the Periodic Table is called a period.