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Week #4 vocab-
| Question | Answer |
|---|---|
| Mendeleev | Organized periodic table |
| Rows/Periods | Across (7) |
| Columns/Groups | Up & down (18) |
| Alkali Metals | Group 1, most reactive metals |
| Alkaline Earth Metal | Group 2 |
| Transition Metals | Groups 3-12 |
| Halogens | Group 17, the most reactive non-metals |
| Noble Gases | Group 18, stable |
| Halo- | Salt forming |
| Photo- | Light |
| Solv- | To find a solution, solve |
| Chromo- | To compare |
| Centro- | Towards the center |