Encyclopedia > D-block

Article Content

D-block

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.

Featured Article

Eurofighter

... all-aspect stealth technology of the F/A-22, the design does incorporate many low-observable features resulting in a much smaller radar cross-section than earlier fighters. ...