GCSE Chemistry 1: How does the number of valence electrons relate to an element's group in the periodic table?

Question

How does the number of valence electrons relate to an element's group in the periodic table?

daavide · Accepted Answer

The number of valence electrons is equal to the group number for elements in the main groups of the periodic table.

How does the number of valence electrons relate to an element's group in the periodic table?