|
|
|
|
|
|
|
|
|
|
|
|
|
|
Chemistry
question?
|
|
Got an idea?
Contact webmaster
|
|
WebQC.Org
online education
free homework help
chemistry problems
questions and answers
|
2004-2008
© Vitalii Vanovschi
All rights reserved
|
|
D2d Point Group
|
| not Abelian, 5(6) irreducible representations | |
Subgroups of D2d point group: Cs, C2, D2, C2v, S4 |
Character table for D2d point group
|
E |
2S4 |
C2 (z) |
2C'2 |
2σd |
linear,
rotations |
quadratic |
| A1 |
1 |
1 |
1 |
1 |
1 |
|
x2+y2, z2 |
| A2 |
1 |
1 |
1 |
-1 |
-1 |
Rz |
|
| B1 |
1 |
-1 |
1 |
1 |
-1 |
|
x2-y2 |
| B2 |
1 |
-1 |
1 |
-1 |
1 |
z |
xy |
| E |
2 |
0 |
-2 |
0 |
0 |
(x, y) (Rx, Ry) |
(xz, yz) |
Product table for D2d point group| | A1 | A2 | B1 | B2 | E |
|---|
| A1 | A1 | A2 | B1 | B2 | E |
|---|
| A2 | A2 | A1 | B2 | B1 | E |
|---|
| B1 | B1 | B2 | A1 | A2 | E |
|---|
| B2 | B2 | B1 | A2 | A1 | E |
|---|
| E | E | E | E | E | A1+A2+B1+B2 |
|---|
|
