Question

transition elements are classified 9​

Answer 1

Answer:

In the periodic table, there are two groups of elements named lanthanides and actinides. These groups contain a total of 30 elements which are called inner transition elements. They are generally placed below periodic table's core section. These elements are also known as “core metals of transition”.

Answer 2

Explanation:

In the periodic table, there are two groups of elements named lanthanides and actinides. These groups contain a total of 30 elements which are called inner transition elements. They are generally placed below periodic table's core section. These elements are also known as “core metals of transition”.