Vibrational levels (cm-1)
Mode Number |
Symmetry |
Frequency |
Intensity |
Comment |
Description |
Fundamental(cm-1) |
Harmonic(cm-1) |
Reference |
(km mol-1) |
unc. |
Reference |
1 |
A1 |
730 |
|
VEEL5 |
|
|
|
|
CCl2 s-str |
2 |
A1 |
335 |
|
VEEL5 |
|
|
|
|
CCl2 scissors |
3 |
B2 |
758 |
|
VEEL5 |
|
|
|
|
CCl2 a-str |
vibrational zero-point energy: 911.6 cm
-1 (from fundamental vibrations)
Calculated vibrational frequencies for
CCl
2- (dichloromethylene anion).
Geometric Data
Point Group C2v
Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description |
Value |
unc. |
Connectivity |
Reference |
Comment |
Atom 1 |
Atom 2 |
Atom 3 |
Atom 4 |
rCCl |
1.711 |
|
1 |
2 |
|
|
2002Dem/Mar:3282 |
re |
aClCCl |
109.22 |
|
2 |
1 |
3 |
|
2002Dem/Mar:3282 |
equilibrium |
Cartesians
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.0000 |
0.0000 |
0.8424 |
Cl2 |
0.0000 |
1.3951 |
-0.1487 |
Cl3 |
0.0000 |
-1.3951 |
-0.1487 |
Atom - Atom Distances
Distances in Å
|
C1 |
Cl2 |
Cl3 |
C1 |
|
1.7113 | 1.7113 |
Cl2 |
1.7113 |
|
2.7902 |
Cl3 |
1.7113 | 2.7902 |
|
Calculated geometries
for CCl
2- (dichloromethylene anion).
Experimental Bond Angles (degrees) from cartesians
atom1 |
atom2 |
atom3 |
angle |
Cl2 |
C1 |
Cl3 |
109.220 |
Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Connectivity
Atom 1 |
Atom 2 |
C1 |
Cl2 |
C1 |
Cl3 |
Electronic energy levels (cm-1)
Energy (cm-1) |
Degeneracy |
reference |
description |
0 |
1 |
|
1A1 |
Electron Affinity (eV)
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