Problem: Which of these ions have six d electrons In the outermost d subshell? a) Zn2+ b) Mn2+ c) Y2+ d) Ru2+ e) Tc2+ f) Fe2+ g) Os2+Which of these ions have one d electron in the outermost d subshell? a) Y2+ b) Tc2+ c) Fe2+ d) Zn2+ e) Cd2+ f) Hg2+ g) Sc2+

FREE Expert Solution

A) Which of these ions have six d electrons In the outermost d subshell? 

  • It should have a superscript of 6 in the highest energy d orbital of the electron configuration. 

a) Zn+2 electronic configuration is [Ar] 3d10

b) Mn+2 electronic configuration is [Ar] 3d5

c) Y+2 electronic configuration is [Kr] 4d1

d) Ru+2 electronic configuration is [Kr] 4d6

e)Tc+2 electronic configuration is [Kr] 4d5

f) Fe+2 electronic configuration is [Ar] 3d6

g) Os+2 electronic configuration is [Xe] 4f14 5d6


The following ions have 6 d electrons in the outermost d subshell: Ru+2 , Fe+2 and Os+2.


B) Which of these ions have one d electron in the outermost d subshell?


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Problem Details

Which of these ions have six d electrons In the outermost d subshell? 

a) Zn2+ 

b) Mn2+ 

c) Y2+ 

d) Ru2+ 

e) Tc2+ 

f) Fe2+ 

g) Os2+

Which of these ions have one d electron in the outermost d subshell? 

a) Y2+ 

b) Tc2+ 

c) Fe2+ 

d) Zn2+ 

e) Cd2+ 

f) Hg2+ 

g) Sc2+

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