Periods are horizontal rows. 7 periods are present in modern Periodic Table.
The rows in the periodic table are called periods. There are 7 periods in periodic table.
Periods have same shells. There are 7 periods in periodic table.
The periodic table has 7 periods on it.
rows. the vertical columns are called periods
The modern periodic table has seven periods.
The horizontal rows on the periodic table are periods.
The horizontal rows are referred as periods. There are 7 periods in periodic table.
7The periodic table has 7 periods and 18 groups.
Yes. the horizontal rows on the periodic table are called periods.
They are the horizontal rows in the periodic table
There are 7 periods in the modern periodic table.
Horizontal rows are called periods. There are 7 periods in periodic table.