Sorry, I lost your molecule, please back up and select it again.
return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for (Thioketene)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-472.878944
Energy at 298.15K 
HF Energy-472.791650
Nuclear repulsion energy77.309500
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 B2PLYP=FULL/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 3177 3025 28.97 167.82 0.13 0.22
2 A1 1827 1740 270.97 1.73 0.07 0.13
3 A1 1453 1383 3.16 25.41 0.54 0.70
4 A1 793 755 12.57 27.30 0.34 0.50
5 B1 811 772 111.22 0.46 0.75 0.86
6 B1 424 404 4.55 1.38 0.75 0.86
7 B2 3253 3097 3.92 112.11 0.75 0.86
8 B2 988 941 0.78 2.12 0.75 0.86
9 B2 359 342 3.41 0.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6542.5 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 6228.5 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 B2PLYP=FULL/3-21G
ABC
9.69404 0.18123 0.17790

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.782
C2 0.000 0.000 -0.477
S3 0.000 0.000 1.140
H4 0.000 0.929 -2.341
H5 0.000 -0.929 -2.341

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30482.92121.08441.0844
C21.30481.61642.08292.0829
S32.92121.61643.60253.6025
H41.08442.08293.60251.8577
H51.08442.08293.60251.8577

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 121.066
C2 C1 H5 121.066 H4 C1 H5 117.868
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability