Group (periodic table)

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A group is any column on the periodic table. Elements in the same group usually have similar properties, because they have the same number of electrons in the outermost electron shell. There are eight main groups of elements, numbered 1, 2, and 13-18. The other ten groups are transition metals:

Alkali Metals[change | change source]

See Alkali metal

The most reactive metals consisting of Lithium (Li), Sodium (Na), Potassium (K), Rubidium (Rb), Cesium (Cs), and Francium (Fr)

Alkaline Earth Metals[change | change source]

See Alkaline earth metal

Transition groups[change | change source]

See Transition metal