DEFINE ACTONOIDS
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Actinoids or actinides are 15 consecutive chemical elements in the periodic table from actinium to lawrencium (atomic numbers 89103). As a group, they are significantly large because of their radioactivity. ... These elements are also called the actinide elements.
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- Actinoids or actinides are 15 consecutive chemical elements in the periodic table from actinium to lawrencium (atomic numbers 89103). As a group, they are significantly large because of their radioactivity. ... These elements are also called the actinide elements.
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