Which of the following is true regarding the inner transition elements?

A. They occupy the d block of the periodic table.
B. These include all elements in groups 3–12.
C. These include the lanthanides and actinides and do not have f sublevels.
D. Their valence electrons can be located in both s and f sublevels.

Question

Which of the following is true regarding the inner transition elements? 

 
     
A.  They occupy the d block of the periodic table. 
B.  These include all elements in groups 3–12. 
C.  These include the lanthanides and actinides and do not have f sublevels. 
D.  Their valence electrons can be located in both s and f sublevels.

anonymous · Answer

@JFraser

jfraser · Answer

grab a periodic table, it'll be helpful

anonymous · Answer

My answer is C, I'm very sorry, I'm not the best at chemistry..

jfraser · Answer

half of C is true, but the second half is not. I don't really like this question, but the best option I see is D

anonymous · Answer

Thank you, it was kind of confusing..