D-block

Elemental Groups

d-block f-block g-block p-block s-block Subgroups

D-block (for diffuse) elements consist of the transition metals (group 3-12 on the periodic table) in which the outermost electron shell is the D orbital. D-block elements form at least one stable ion with an incompletely filled electron subshell.

See also:

• 25-block