Nitrogen
The rows in the periodic table are called periods. There are 7 periods in periodic table.
The Periodic Table has 18 groups and 7 periods.
There are 7 periods in the modern periodic table.
There are 7 metalloids in periodic table. They are present on zigzag line in periodic table.
Group 7 of the periodic table.
The periodic table has 7 periods on it.
7 periods and 18 groups are there on the modern periodic table.
There are 7 periods in the modern periodic table.
periodic table is classified into groups and periods.There are 18 groups and 7 periods in periodic table.
7The periodic table has 7 periods and 18 groups.
The 7 horizontal rows in the periodic table are called periods.
Fermium (Fm) is in Group 7 in the Periodic Table.