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| The boxes are arranged in order of increasing atomic number into a series of columns. |
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States that there is a periodi repetition of chemical and physical properties of the elements when they are arranged by increasing atomic number. |
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| The elements in groups 1,2, and 13 to 18. |
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| The elements in groups 3 to 12. |
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| Elements that are generally shiny when smooth and clean, solid at room temperature, and good conductors of heat and electricity. |
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| The group 1 elements except for hydrogen. |
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| Elements in group 3 to 12. |
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| Type of group b element that is contained in the f-block of the periodic table. |
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| The two sets of inner transition metals. |
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| Located along the bottom of the periodic table. |
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| Elements that are generally gases or brittle, dull-looking solids. |
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| Group 17 is comprised of highly reactive elements. |
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| The extremely unreactive group 18 elements. |
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| Have physical and chemical properties of both metals and nonmetals. |
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| an atom or a bonded group of atoms that has a positive or negative charge. |
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| defined as the energy required to remove an electron from a gaseous atom. |
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| states that atoms tend to gain, lose, or share electrons in order to acquire a full set of eight valence electrons. |
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| indicates the relative ability of its atoms to attract electrons in a chemical bond. |
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