Lanthanides: The group of 15 elements from Lanthanum (La57) to Lutetium (Lu71) is called Lanthanides.
Actinides: The group of 15 elements from Actinium (Ac89) to Lawrencium (Lr103) is called actinides.
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Define Lanthanides and Actinides.
Lanthanides: The group of 15 elements from Lanthanum (La57) to Lutetium (Lu71) is called Lanthanides.
Actinides: The group of 15 elements from Actinium (Ac89) to Lawrencium (Lr103) is called actinides.
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