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Halogens is a periodic table of the element in group 17.

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nitrogen group element is in group 15.

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Nitrogen Group Elements Nitrogen Group Periodic Table Oxygen Group Carbon Group Boron Group Oxygen Group Periodic Table Periods and Groups Phosphate Group Nitrogen Atom Nitrogen Family Periodic Table Nitrogen Dot Diagram Nitrogen Symbol On Periodic Table Nitrogen Atomic Number Nitrogen Element Symbol Nitrogen Group and Period Nitrogen Group Name Physical

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The boron group  are the chemical elements in  group13 of the periodic table.

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Lanthanides series is a elment from 57 to 71.

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A period is the name given to a horizontal row of the periodic table.

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alkaline earth metals is a elment from group 2.

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nobles glasses is a element in group 18.

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Oxygen is a chemical element with symbol O and atomic number 8.

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carbon group is periodic table in group 14.

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actinides  series is a periodic table of element from 90 to 103.

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The Transition Metals are the metallic elements that serve as a bridge, or , between the two sides of the table.

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alkail metals is a elment from group 1.

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family or group is a group of elements with similar chemical propeties.