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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B3LYPultrafine/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYPultrafine/3-21G
 hartrees
Energy at 0K-473.164726
Energy at 298.15K 
HF Energy-473.164726
Nuclear repulsion energy77.574732
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3LYPultrafine/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3152 3041 29.69 168.67 0.12 0.22
2 A1 1846 1781 293.95 2.51 0.10 0.19
3 A1 1428 1378 4.06 25.06 0.55 0.71
4 A1 805 777 17.09 26.17 0.33 0.50
5 B1 798 770 112.32 0.47 0.75 0.86
6 B1 436 421 4.89 1.55 0.75 0.86
7 B2 3222 3109 4.49 111.52 0.75 0.86
8 B2 963 930 1.16 2.13 0.75 0.86
9 B2 367 354 3.19 0.66 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6508.8 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 6280.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3LYPultrafine/3-21G
ABC
9.67281 0.18263 0.17924

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.774
C2 0.000 0.000 -0.474
S3 0.000 0.000 1.135
H4 0.000 0.930 -2.336
H5 0.000 -0.930 -2.336

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30072.90951.08641.0864
C21.30071.60882.08172.0817
S32.90951.60883.59373.5937
H41.08642.08173.59371.8597
H51.08642.08173.59371.8597

picture of Thioketene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 180.000 C2 C1 H4 121.139
C2 C1 H5 121.139 H4 C1 H5 117.721
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.566      
2 C -0.262      
3 S 0.337      
4 H 0.246      
5 H 0.246      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.790 1.790
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.530 0.000 0.000
y 0.000 -23.446 0.000
z 0.000 0.000 -21.584
Traceless
 xyz
x -5.014 0.000 0.000
y 0.000 1.111 0.000
z 0.000 0.000 3.904
Polar
3z2-r27.807
x2-y2-4.083
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.747 0.000 0.000
y 0.000 2.818 0.000
z 0.000 0.000 9.882


<r2> (average value of r2) Å2
<r2> 68.606
(<r2>)1/2 8.283