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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: B2PLYP/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/3-21G
 hartrees
Energy at 0K-435.048606
Energy at 298.15K-435.049979
HF Energy-434.993634
Nuclear repulsion energy43.605775
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/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 3147 3147 12.80      
2 A1 1553 1553 3.33      
3 A1 987 987 8.60      
4 B1 1035 1035 74.89      
5 B2 3246 3246 7.54      
6 B2 1033 1033 5.97      

Unscaled Zero Point Vibrational Energy (zpe) 5500.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5500.3 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 B2PLYP/3-21G
ABC
9.79104 0.55509 0.52531

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.603
C2 0.000 0.000 -1.064
H3 0.000 0.924 -1.633
H4 0.000 -0.924 -1.633

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.66742.41922.4192
C21.66741.08501.0850
H32.41921.08501.8484
H42.41921.08501.8484

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 121.589 S1 C2 H4 121.589
H3 C2 H4 116.822
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.174      
2 C -0.650      
3 H 0.238      
4 H 0.238      


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 -1.959 1.959
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.870 0.000 0.000
y 0.000 -20.456 0.000
z 0.000 0.000 -17.818
Traceless
 xyz
x -0.732 0.000 0.000
y 0.000 -1.613 0.000
z 0.000 0.000 2.345
Polar
3z2-r24.690
x2-y20.587
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.514 0.000 0.000
y 0.000 2.203 0.000
z 0.000 0.000 5.635


<r2> (average value of r2) Å2
<r2> 31.761
(<r2>)1/2 5.636