Question

write the charge (oxidation number) for the following:
1.sodium
2.chlorine
3.beryllium
4.fluorine
5.lithium
6.oxygen
7.potassium
8.magnesium
9.phosphorus
10.alumunium​

Answer 1

1. +1
2. -1
3. +2
4. -1
5. +1
6. -2
7. +1
8. +2
9. -3
10. +3

hope this helps you