Two properties of element R are given. • It is a dark solid at room temperature. • It exists as a diatomic molecule. On the Periodic Table, where is R located?
- AGroup I
- BGroup VII
- CGroup VIII
- Dtransition elements
Chemistry 0620 · IGCSE · Group VII properties
Two properties of element R are given. • It is a dark solid at room temperature. • It exists as a diatomic molecule. On the Periodic Table, where is R located?