Which diagram illustrates how the metallic radius $r$ of the Group I elements, Li, Na, K and Rb, changes as the proton (atomic) number increases?
Chemistry 9701 · AS & A Level · The Periodic Table: chemical periodicity
Chemistry 9701 · AS & A Level · The Periodic Table: chemical periodicity
Which diagram illustrates how the metallic radius $r$ of the Group I elements, Li, Na, K and Rb, changes as the proton (atomic) number increases?