peridic table

periodic

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Terms in this set (8)

Regular repeating pattern

the law that states that the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements

A horizontal row of elements in the periodic table

A column or family on the periodic table

very reactive metals that are soft, silver colored , shiny , and have a low densities found in the first column of the periodic table

alkaline earth metals

the reactive metallic elements located in Grorow 2 of the periodic table

very reactive nonmetals that are poor conductors of electricity and react with alkaline metals

nonreactive metals that are colorless and odor gases at room temp