The noble gases
Hellium
Boron Family
transition metal
Scandium is considered a transition metal; group 3, period 4 in the periodic table of Mendeleev.
Potassium belongs to the alkali metal family on the periodic table. It is in Group 1, which is the first column of the periodic table.
Helium belongs to the family of the 'noble gases'
Group 7 of the periodic table.
Hellium
Boron Family
Fluorine belongs to the halogen family in the periodic table.
metals
halogens is a family!
It's a halogen.
Transition Metals
transition metal
Iron is a transition metal found in the d block of the periodic table.
Group 17 or halogens