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what are lanthanides

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Qualified (Engg from NIT) & experienced mentor with 6+ yrs experience.

The Lanthanides are the elements in the f-block of period six in the periodic table. While these metals can be considered transition metals, they have properties that set them apart from the rest of the elements.
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Maths and physics teacher till engineering level

any of the series of fifteen metallic elements from lanthanum to lutetium in the periodic table (atomic numbers 57--71)
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