6. fluorine is always
- -1
- +2
- +1
- 0
7. group 1 metals are always
- -2
- +1
- 0
- -1
8. chlorine is usually
- 0
- -1
- +1
- +2
9. group 2 metals are always
- -4
- -2
- +2
- 0
10. For a neutral compound, the sum of the oxidation states of all the atoms is
- 0
- +1
- -1
- -2
11. Hydrogen is -1 in
- hydroxides
- H2O
- metal hydrides
- HNO3
12. For a simple ion, the oxidation state is
- the same as the charge on the ion
- 0
- +1
- the group number
