web icon
Dnd group - D2d


D2d

Symmetry elements for the group

Spectroscopy active component

E

2S4

C2 (z)

2C'2

2sd

Microwave

IR

Raman

Symmetry label

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

(Rx, Ry)

(x, y)

(xz, yz)

(x axis coincident with C'2 axis)

Dnd is the simplest point group that there is. An examples of this is:


Also contained in this group (Dnd group) is:   D3d D4d D5d D6d  D7d  D8d