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All results from a given calculation for HSCN (thiocyanic acid)

using model chemistry: CCSD=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/Def2TZVPP
 hartrees
Energy at 0K-491.180141
Energy at 298.15K-491.180771
HF Energy-490.455394
Nuclear repulsion energy78.826511
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 CCSD=FULL/Def2TZVPP
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' 2741 2741 3.84      
2 A' 2305 2305 6.09      
3 A' 1000 1000 9.59      
4 A' 706 706 0.71      
5 A' 344 344 4.23      
6 A" 407 407 1.37      

Unscaled Zero Point Vibrational Energy (zpe) 3752.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3752.2 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 CCSD=FULL/Def2TZVPP
ABC
9.77576 0.19344 0.18969

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.073 -0.999 0.000
C2 0.000 0.697 0.000
N3 -0.013 1.852 0.000
H4 1.253 -1.159 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.69822.85231.3354
C21.69821.15512.2393
N32.85231.15513.2661
H41.33542.23933.2661

picture of thiocyanic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N3 176.913 C2 S1 H4 94.389
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability