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| Elelments arranged in order of increasing atomic number. |
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| good conductors o heat and electricity. Ductile, malleable, and shiny |
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| poor conductor of heat and electricity. Properties opposite of metals |
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| Element that tends to have properties that are similar to those of metals and non metals |
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| A nonmetal in group 7A of pt |
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| Element in group 8a of the pt. S and p sublevels of the highest occupied energy filled |
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| Element in an A group of the PT. the s and p sublevels in the highest occupied energy level are partially filled |
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| One of the group B elements in which the highest occupied energy levels s and p sublevels are filled |
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| Element in the lanthanide or actinide series. highest s and p sublevel and nearby f level contain electrons |
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| one half the distance between the nuclei of the two atoms of the same elemnt when the atoms are joined |
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| an atom or group of atoms that has a positive or negative charge |
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| the energy required to remove an electron from an atom in its gaseous state |
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| the ability of an atom to attract electrons when the atom is in a compound |
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