6. What are the most reactive metals?
- halogens
- alkali metals
- alkali earth metals
- noble gases
7. everything are made up of atoms
- Yes
- No
- Sometimes
- All of the above
8. What are the nonreactive gases called?
- halogens
- noble gases
- alkali metals
- transition metals
- alkali earth metals
9. there are eighteen groups
- I don't know
- None of the above
- True, but not at GCSE level
- No, there are eight
10. Dmitri Mendeleev was...
- French
- Russian
- German
- Swedish
- Dutch
