Elements in Group 1 of the periodic table, like lithium, sodium, and potassium, are alkali metals. Alkali metals are soft, highly reactive metals that can easily lose one electron to form a positive ion.
Alkali Metal: Elements in Group 1 of the periodic table, like lithium, sodium, and potassium, are alkali metals. Alkali metals are soft, highly reactive metals that can easily lose one electron to form a positive ion.
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