Classification of elements — task. Science TNSB Mentoring, Class 9.

Choose all possible answers:

1. Note which of the following statements regarding f-Block Elements are INCORRECT:

They are also named inner transition elements.
It contains \(14\) elements named Lanthanoides after (Lanthanum) La (57)
They are located in the bottom of the periodic table
They are also named transition elements.
It contains \(28\) elements named Lanthanoides after (Lanthanum) La (57)
They are located in the middle of the periodic table.

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