The following pictures show the electron populations of the composite s-d bands for Sc,Ti,V,and Zn.
-Which picture corresponds to Zn?
A)picture (1)
B)picture (2)
C)picture (3)
D)picture (4)

Question

The following pictures show the electron populations of the composite s-d bands for Sc,Ti,V,and Zn. 
-Which picture corresponds to Zn?
A)picture (1) 
B)picture (2) 
C)picture (3) 
D)picture (4)

Quizplus · Accepted Answer

Picture (4) corresponds to Zn because it shows a filled s band and empty d band, which is characteristic of a noble metal like Zn. The other pictures show partially filled d bands, which are characteristic of transition metals like Sc, Ti, and V.

The Following Pictures Show the Electron Populations of the Composite