Group 2:Alkaline Earth Metals
Groups 3-12: Transitional Metals
Groups 13&14: Unnamed
Group 15:Pnictogens or Pnicogens)
Group 16: Chalcogens
Group 17: Halogens
Group 18: Noble Gases
*excluding hydrogen (hydrogen is in its own group)
there are about 18
7The periodic table has 7 periods and 18 groups.
groups
In the periodic table chemical elements are orderd in periods and groups.
The horizontal lines are called "periods" and show how many "shells" each atom hasThe horizontal rows in the periodic table are called periods. The vertical columns are called groups.
atomic number Chemical elements are organized in the form of the periodic table of Mendeleev, in groups and periods.
7 periods and 18 groups are there on the modern periodic table.
There are a total of 18 groups on The Periodic Table of Elements.
There are 18 groups in the periodic table of elements.
There are 18 groups on the periodic table.
There are 18 groups in periodic table. They are also referred as families.
There are 18 groups in the modern periodic table. The groups are also referred as families.
There are 18 groups and 7 periods in the modern periodic table.
There are 18
7The periodic table has 7 periods and 18 groups.
There are a total of 18 groups on The Periodic Table of Elements.
the vertical columns in the periodic table are known as groups.
Groups of the Periodic Table are defined as vertical colums. There are 18 groups in the periodic table.