Chemistry Reference
In-Depth Information
The Prismatic Groups D nh (n
=
2 , 3 , 4 , 5 , 6 , 8 )
C 2
E
C 2
C 2
D 2 h
ˆ
ı
σ xy
ˆ
σ xz
ˆ
σ yz
ˆ
x 2 ,y 2 ,z 2
A g
1
1
1
1
1
1
1
1
B 1 g
1
1
1
1
1
1
1
1
R z
xy
B 2 g
1
1
1
1
1
1
1
1
R y
xz
B 3 g
1
1
1
1
1
1
1
1
R x
yz
A u
1
1
1
1
1
1
1
1
xyz
B 1 u
1
1
1
1
1
1
1
1
z
B 2 u
1
1
1
1
1
1
1
1
y
B 3 u
1
1
1
1
1
1
1
1
x
E
2 C 3
3 C 2
2 S 3
D 3 h
σ h
ˆ
3
σ v
ˆ
A 1
x 2
+ y 2 ,z 2
1
1
1
1
1
1
A 2
1
1
1
1
1
1
R z
E
(x 2
y 2 ,xy)
2
1
0
2
1
0
(x,y)
A 1
1
1
1
1
1
1
A 2
1
1
1
1
1
1
z
E
2
1
0
2
1
0
(R x ,R y )
( z, z)
E 2 C 4
C 2
2 C 2
2 C 2
ı 2 S 4
D 4 h
ˆ
σ h 2
ˆ
σ v 2
ˆ
σ d
ˆ
x 2
y 2 ,z 2
A 1 g
1 11 1 11 11 1 1
+
A 2 g
111
1
11 11
1
1 R z
x 2
y 2
B 1 g
1
11 1
11
11 1
1
B 2 g
1
11
1
1
1
11
11
xy
E g
20
20 020
200 (R x ,R y )(xz,yz)
A 1 u
1111 1
1
1
1
1
1
A 2 u
111
1
1
1
1
111 z
B 1 u
1
11 1
1
11
1
11
B 2 u
1
11
1
1
11
11
1
E u
20
20 0
20200 (x,y)
E 2 C 5
2 C 5
5 C 2
2 S 5
2 S 5
D 5 h
σ h
ˆ
5
σ v α
ˆ
=
cos ( 2 π/ 5
=
cos ( 4 π/ 5 )
A 1
x 2
+ y 2 ,z 2
11111 1 11
A 2
111
11
1
1
1 R z
E 1
2 α 2 β
02 α
2 β
0 (x,y)
E 2
(x 2
y 2 ,xy)
2 β
2 α
02 β
2 α
0
A 1
1111
1
1
1
1
A 2
111
1
1
1
11 z
E 1
2 α 2 β
0
2
2 α
2 β
0 (R x ,R y )
E 2
2 β
2 α
0
2
2 β
2 α
0
(xz,yz)
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