These elements are the noble gases: He, Ne, Ar, Kr, Xe, Rn.
Noble Gases (group 18)
The three main element groups are alkali metals , alkaline earth metals and halogen family.
The hardest element is chromium, which is in group 6.
The hardest element is chromium, which is in group 6.
the alkaline earth metals
metals
It is in the metals..
this element belongs in the group of metals
That element would be in the Alkali Metals (group one)
Group 11, transition metals
Francium (the element) is the heaviest element in the alkali metals group (Group I) of the periodic table.
Noble Gases (group 18)
alkaline earth metals
this element belongs in the gruop of metals
transition metals
Transition Metals group 3 to group 12 elements
The three main element groups are alkali metals , alkaline earth metals and halogen family.