Choose the INCORRECT statement.
A)The inner transition elements include the lanthanides.
B)The lanthanides are sometimes called rare earth elements.
C)The lanthanides feature the filling of the 5f orbitals.
D)The lanthanides have very similar chemical properties.
E)Lanthanides are difficult to separate from each other.

Question

Quizplus · Accepted Answer

The lanthanides feature the filling of the 4f orbitals, not the 5f orbitals.

Choose the INCORRECT Statement