Question

what is the use of actinides?? how are they formed??​

Answer 1

Explanation:

As the number of elecrons in an atom increases, we begin to see some strange behaviors. Due to the way the electron energy levels work, some inner levels fill after one or more outer levels do. We see this in two similar groups of elements – the lanthanides and the actinides .

Answer 2

Answer:

refer to the attachment