Date:
Block:
Name:
)
Electron Configuration Worksheet Key
Chemistry 11
Assignment
(46 marks)
Complete the following questions on a separate piece of paper.
1) Draw the energy level diagrams for the following atoms. (5 marks)
d.B5€
a.C=
IL
Is
b. Chlorine
e. Ca
tL
L5
3
fl
.tL tia
1
‘S
iL
c.Zn
is
U.t1 U
c
3
Si
it
LtJz
2) Write the electron configurations for the following atoms (8
marks).
a. P
ç:
22 33
ç
b. Co
c. Fe
d. Osmium
2&2’
3 &HS
Llp
e. Nd
f. Sr \22 ‘3°9
5
H’
IO5/4
5Llip
52
g. Beryllium
h. Si
\2
3) Draw the energy level diagrams for the following ions. (5 marks)
3
c. Al
a. Li
2
o.C 4-
1
+
-
z
tj
3d
e. C1
.t_
4) Write the electron configurations for the following ions. (8 marks)
22)
LS
a. N3b. Na
s’ ZsZ°
Z2ç
c. Fluoride ion
2
d. Mg
Zszzc
3
e. p
f. Iodide ion
g. Tin(2)
h. Sulphide ion
\S Z
2
5) Using core notation, write the electron configurations for the
following atoms and ions. (10 marks)
a. K: Lc
b.
02:
c. Cr
[i-\
2
L
2 ç’
5
3cX
woij
O)
o +‘Z
1
-
WflPTflD
AP
Hq
o
11IRL J
(sirnuoi)c#
SUOT/SWOIfl
oq JO qoi UT
OJ SUOJOO OOUOI1A J(ULW MOH
(9
UZ
NI D
-
H T
0X
WmJflIPI J
TIJflJWJ
0