=exp(2
i/5)| C5 | E | C5 | (C5)2 | (C5)3 | (C5)4 | rotations |
functions |
functions |
|---|---|---|---|---|---|---|---|---|
| A | +1 | +1 | +1 | +1 | +1 | z, Rz | x2+y2, z2 | z3, z(x2+y2) |
| E1 | +1 +1 |
+![]() + * |
+ 2+ 2* |
+ 2*+ 2 |
+ *+ ![]() |
x+iy, Rx+iRy x-iy, Rx-iRy |
(yz, xz) | (xz2, yz2) [x(x2+y2), y(x2+y2)] |
| E2 | +1 +1 |
+ 2+ 2* |
+ *+ ![]() |
+![]() + * |
+ 2*+ 2 |
- | (x2-y2, xy) | [xyz, z(x2-y2)] [y(3x2-y2), x(x2-3y2)] |
| Number of symmetry elements | h = 5 |
| Number of irreducible representations | n = 5 |
| Number of real irreducible representations | n = 3 |
| Abelian group | yes |
| Optical Isomerism (Chirality) | yes |
| Polar | yes |
| dipole (p) | A+E1 |
|---|---|
| quadrupole (d) | A+E1+E2 |
| octopole (f) | A+E1+2E2 |
| hexadecapole (g) | A+2E1+2E2 |
| 32-pole (h) | 3A+2E1+2E2 |
| 64-pole (i) | 3A+3E1+2E2 |
| 128-pole (j) | 3A+3E1+3E2 |
| 256-pole(k) | 3A+3E1+4E2 |
| 512-pole (l) | 3A+4E1+4E2 |