Match the following and choose the correct answer :
| Type | Symbol of the element |
| a) Alkali earth metal | 1. Rb |
| b) Radioactive element | 2. As |
| c) Alkali metal | 3. Mg |
| d) Metalloid | 4. Fr |
Match the following and choose the correct answer :
| Type | Symbol of the element |
| a) Alkali earth metal | 1. Rb |
| b) Radioactive element | 2. As |
| c) Alkali metal | 3. Mg |
| d) Metalloid | 4. Fr |