GOB Chemistry
All elements in Group 7A (17) are metals except for tennessine (Ts), a nonmetal.
All elements in Group 7A (17) are nonmetals except for astatine (At), a metalloid, and tennessine (Ts), a metal.
All elements in Group 7A (17) are metalloids except for astatine (At) and tennessine (Ts), which are metals.
All elements in Group 7A (17) are nonmetals except for astatine (At), a metal.