why do lactinides and actinides are placed below the periodic table? 

Asked by science field | 19th Sep, 2014, 07:09: PM

Expert Answer:

 
Though in the long form of periodic table lanthanides and actinides are placed separately below the periodic table.
The real positions of these elements in the long form of periodic table is in between the d-block elements.

Answered by Arvind Diwale | 20th Sep, 2014, 12:00: PM