Chem 132: What element has the electron configuration 1s22s22p63s23p64s23d104p65s24d105p66s2?

 

Question:

What element has the electron configuration 1s22s22p63s23p64s23d104p65s24d105p66s2?

Select one:
a. none of these
b. Sn
c. Ba
d. Po
e. Pb

 

 

Answer

c. Ba

 

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