smitarote06 Asked: December 2022 non metallic characteristic goes on decreasing while going from top to bottom
smitarote06 Asked: December 2022 elements belonging to same group having same valence write advantage of Morden periodic table write electronic configuration of 1st and 2nd and
smitarote06 Asked: December 2022 write name and electronic configuration of 1st and 2nd group 639221933207c
smitarote06 Asked: December 2022 state the rules used for drawning ray diagrams for the formation of an image by a convex lens