Alkaline metals - React violently with water to produce alkaline hydroxides. Get more reactive as you go down the group. Also known as group 1., Alkaline Earth Metals - Not as reactive as the group 1 alkaline metals but still form alkaline hydroxides., Transition Metals - These are the metals that are found in the middle of the periodic table., Halogens - A highly reactive group that has fluorine at the top. It also known as group 7., Noble Gasses - A very unreactive group that can be used to make bright advertising signs., Metals - These elements are usually lustrous, ductile, malleable, sonorous and good at conducting heat and electricity., Non-Metals - These elements are usually brittle, dull and are poor conductors of heat and electricity., Iron, Nickle, Cobalt - These are the only 3 magnetic elements in the periodic table. All 3 are transition metals. ,

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