Name the members of the lanthanoid series which exhibit + 4 oxidation states and those which exhibit + 2 oxidation

### Question Asked by a Student from EXXAMM.com Team

Q 1971012826.     Name the members of the lanthanoid series which
exhibit + 4 oxidation states and those which exhibit
+ 2 oxidation states. Try to correlate this type of
behaviour with the electronic configurations of
these elements.

#### HINT

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