What are the groups of the PERIODic table?

In chemistry, a group (also known as a family) is a column of elements in the periodic table of the chemical elements. There are 18 numbered groups in the periodic table, but the f-block columns (between groups 2 and 3) are not numbered. read more

One reason the periodic table of the elements is so useful is because it is a means of arranging elements according to their similar properties. This is what is meant by periodicity or periodic table trends. read more

In chemistry, a group (also known as a family [citation needed]) is a column of elements in the periodic table of the chemical elements. There are 18 numbered groups in the periodic table, and the f-block columns (between groups 3 and 4) are not numbered. read more

Periodic table is the systematic organization of the elements from the perspective of their atomic structure.The vertical columns in the periodic table are referred to as groups and the horizontal rows are referred to as periods. read more