Here are the matches between the groups and the types of ions they form:
- Group 1A - d. +1
- Group 2A - g. +2
- Group 3A - e. +3
- Group 4A - h. +4/-4
- Group 5A - f. -3
- Group 6A - a. -2
- Group 7A - b. -1
- Group 8A - c. 0
So, the full matches are:
- 1A - +1
- 2A - +2
- 3A - +3
- 4A - +4/-4
- 5A - -3
- 6A - -2
- 7A - -1
- 8A - 0