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Gr 8 PT Families
Learn about the characteristics of each family on the periodic table
| Question | Answer |
|---|---|
| Groups 3 through 12;form a bridge between the very reactive metals and less reactive metals | transition metals |
| one valence electron; very reactive | alkali metals |
| two valence electrons; reactive; includes Mg and Ca | alkaline earth metals |
| lanthanides and actinides | rare earth elements; found at the bottom of the periodic table |
| 6 valence electrons; gains or shares 2 valence electrons | oxygen family |
| 4 valence electrons | carbon family |
| simplest element in a category by itself | hydrogen |
| 7 valence electrons; gains or shares one electron | halogen family |
| 5 valence electrons | nitrogen family |
| Very stable; 8 valence electrons | noble gases |