Explain the meaning of inner transition series?
These INNER TRANSITION ELEMENTS are the elements in periodic table which are located in the bottom of modern periodic table
These are also called as f-block elements
BUT,why are these called Inner transition elements??
They have relation with (d-block elements) or transition elements
These elements are in continue from transition elements(in terms of atomic number)
these Start from Atomic number-58
And elements from atomic number 58 to 71 ARE LANTHANIDES
And elements are 90 to 103 are called ACTINIDES
These are Radioactive elements all of them