Electron Configurations And Orbital Diagrams Page 3

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3.
Fill in the orbital diagram and write the electron configuration of the following:
a. Kr
e- Configuration:
-
b. Br
e- Configuration:
+
c. Rb
e- Configuration:
3+
d. Sc
e- Configuration:
e. Mn
e- Configuration:
2+
f. Cu
e- Configuration:
2+
g. Fe
e- Configuration:
h. Rh
e- Configuration:
4.
For the following groups of atoms and ions, circle those which have the same electron configuration:
-
2+
2-
a.
Al
B
F
Mg
O
2+
+
2-
2+
3+
b.
Ca
Na
S
Ba
V
2-
-
2+
c.
Se
I
Sr
Se
Ba
3+
-
d.
Y
Rb
Xe
Br
Kr

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