Group 4 element
From Academic Kids
All of these elements are classed in Group 4 because their valence shell holds four electrons. Rutherfordium can only be produced in the laboratory and has not been found in nature.
|Key to color coding in table slice on right:||Transition metals|
Color coding for these atomic numbers: At room temperature, all are solid; red indicates item is synthetic and does not occur naturally.ca:Grup 4 de la taula perịdica es:Elementos del grupo 4 eo:Elemento de grupo 4 it:Elementi del gruppo 4