potassium belongs to alkali metals , group 1 on the periodic table
potassium is element. potassium is not metallic_element. one_of_chemical_elements is potassium. one_of_chemical_elements is not potassium. group_1_elements is not alkali_metals. potassium is not element. group_1_elements is alkali_metals. potassium is alkaline_metal. potassium is metallic_element. potassium is not alkaline_metal.