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Halogens are any group of five non metallic elements with alike elements

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Nitrogen is a family of elements that consist nitrogen.

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The boron group is a group in he period table consisting boron.

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Lanthanides are the group of rare earth metals.

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Alkaline-Earth Metals - Kaylee Rodriguez

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Alkaline-Earth Metals - Kaylee Rodriguez

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Alkaline earth metals are less reactive than alkaline metals. Alkaline earth metals have two outer electrons.

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periods are the rows on the periodic table going horizontally.

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Noble gas is any gas element.

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Oxygen is air that we use to breath.

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Carbon Group is a group in the period group consisting carbon.

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They are radio active metallic elements.

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Transition is the state of changing from one state to another.

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Alkali metals are a group that share physical and chemical properties.

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Family or groups are a column of chemical elements with the same number of electrons in the outer part of the circle.