There is no group 17.
The elements in this group are known as the halogen group
Astatine is placed in group-17 in the Periodic Table. Its symbol is At.
Chlorine is in Group 17 of the Periodic Table.
The halogens.
Group 17 elements (Gr. 17 are not metals.) are called halogens (halogen group).
Chlorine is in Group 17 of the Periodic Table.
On the periodic table, fluorine and chlorine belong in group 17. This group is often called the halogen gases.
Halogens are located in the group 17 of the periodic table.
group 17
These elements are called halogens.
Halogens
Group 17 is referred to as the "Halogens".