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Group 17 (Halogens)
Group 17
Term | Definition |
---|---|
1. | These elements are all non-metals and are found in all three states. |
2. | They are most reactive of the non-metals because they have seven valence electrons. |
3. | They have seven valence electrons. |
4. | 1 electron short of a full outer orbital. |
5. | They readily combine with other elements to take one valence electron from them to become stable ions(with full outer shells). |
6. | Halogens become more reactive as you move up the group. Florine is the most reactive. |