Families (or groups) are the vertical columns of the periodic table.
Period is horizontal rows.
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The vertical columns.
The main families of the periodic table are the alkali metals, the alkaline earth metals, the halogens, and the noble gasses. see them here to view where they are one the periodic table.. hopefully this answers your question.
Metals, Non-metals, metaloids, and gases.
In chemistry, a group (also known as a family) is a vertical column in the periodic table of the chemical elements. There are 18 groups in the standard periodic table.
The Periodic table can be divided into nine families of elements each having similar properties. The families include: Alkali metals Alkaline metals The Transition metals Other metals Metalloids Non-metals Noble gases Rare Earth