The lanthanide family consists of elements with atomic numbers from 51 to 57. They are metallic elements and are located in the f- block
cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium. i hope you have fun reading that
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