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Week #4 Vocab
| Question | Answer |
|---|---|
| alkali metals | group 1 of periodic table, most reactive metals |
| alkaline earth metals | group 2 of periodic table |
| transition metals | groups 3-12, can change |
| halogens | group 17, most reactive non-metals |
| noble gases | group 18, non-reactive elements |
| period | go across periodic table |
| row | go across periodic table |
| Mendeleev | organized periodic table of elements using chemical/physical properties |
| halo | salt former |
| photo | light |
| chromo | to compare |
| solv | to work out |
| centro | towards the center |
| column | group or family, go up and down |