In what period do the elements in the actinide series belong?

1 Answer
May 12, 2018

Answer:

They belong to period 7.

Explanation:

Although both Lanthanide and Actinide series are shown at the bottom of the periodic table, all the elements in the series' belong to the middle of the periodic table. But they have been shown at the bottom so as to not ruin the look of the table.

l