P-Block 05 : Halogen Family || Noble ...

21-03-23 01:27:33

P-Block 04 : Nitrogen Family || Oxyge...

18-03-23 01:22:14

P-Block 03 : Nitrogen Family || Oxyge...

17-03-23 01:53:30

P-Block 02 : Carbon Family

16-03-23 01:45:12

P-Block 01 : Boron Family || Carbon F...

15-03-23 02:40:11