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All results from a given calculation for HNCS (Isothiocyanic acid)

using model chemistry: MP3=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/cc-pVDZ
 hartrees
Energy at 0K-490.856669
Energy at 298.15K-490.857418
HF Energy-490.419406
Nuclear repulsion energy79.310304
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 MP3=FULL/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3738 3514 231.65      
2 A' 2086 1962 787.28      
3 A' 905 851 2.33      
4 A' 649 610 387.74      
5 A' 442 416 130.21      
6 A" 486 457 0.86      

Unscaled Zero Point Vibrational Energy (zpe) 4152.8 cm-1
Scaled (by 0.9403) Zero Point Vibrational Energy (zpe) 3904.8 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 MP3=FULL/cc-pVDZ
ABC
31.07428 0.19382 0.19262

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.148 1.702 0.000
C2 0.000 0.500 0.000
S3 0.029 -1.083 0.000
H4 0.572 2.413 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4
N11.21112.79101.0118
C21.21111.58371.9963
S32.79101.58373.5379
H41.01181.99633.5379

picture of Isothiocyanic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 S3 174.021 C2 N1 H4 127.581
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability