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

using model chemistry: B2PLYP=FULLultrafine/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-311G**
 hartrees
Energy at 0K-491.489203
Energy at 298.15K 
HF Energy-491.294303
Nuclear repulsion energy79.597405
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=FULLultrafine/6-311G**
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' 3709 3709 253.72      
2 A' 2044 2044 659.77      
3 A' 876 876 2.61      
4 A' 634 634 375.02      
5 A' 450 450 78.23      
6 A" 476 476 2.74      

Unscaled Zero Point Vibrational Energy (zpe) 4094.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4094.4 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=FULLultrafine/6-311G**
ABC
36.37588 0.19485 0.19381

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.154 1.692 0.000
C2 0.000 0.497 0.000
S3 0.036 -1.080 0.000
H4 0.499 2.456 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4
N11.20562.77921.0051
C21.20561.57742.0219
S32.77921.57743.5665
H41.00512.02193.5665

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 173.963 C2 N1 H4 132.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability