Westonci.ca is your go-to source for answers, with a community ready to provide accurate and timely information. Ask your questions and receive precise answers from experienced professionals across different disciplines. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.

In what periods are the lanthanides and actinides? Where are they
placed in the periodic table? Why?


Sagot :

Lanthanides are in period 6 and actinides are in period 7. They are at the down part of the page so that the periodic table can fit on the page.

Answer: They are palced in 6th and 7th period below the periodic table due to their properties and to keep the balanced shape of periodic table.